Divisores Próprios
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
próprios
About this calculator
The proper divisors calculator calculates the sum of all divisors of a number, excluding the number itself.
This is useful for understanding the structure of numbers and for applications in number theory, such as the analysis of properties of numbers.
The formula behind this is simple, but may be useful in specific cases, such as when you need to calculate the sum of all divisors of a number.
Please use this calculator with care and consider if the exclusion of the number itself is desired.
Frequently asked questions
What are proper divisors?
Proper divisors are the divisors of a number, excluding the number itself. For example, the proper divisors of 12 are 1, 2, 3, 4 and 6.
When should I use this calculator?
This calculator is useful in specific cases, such as when you need to calculate the sum of all divisors of a number for applications in number theory.
Can I use this calculator for other calculations?
No, this calculator is designed specifically to calculate the sum of all divisors of a number, excluding the number itself.
How does this calculator work?
This calculator uses the simple formula of summing all divisors of a number, excluding the number itself.