Sum of divisors X59222

Statement

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Write a funcion sum_divisors(n) that receives a natural number n>0 and returns the sum of all its divisors, except itself.

Sample session

>>> sum_divisors(1)
0
>>> sum_divisors(2)
1
>>> sum_divisors(6)
6
>>> sum_divisors(15)
9
>>> sum_divisors(24)
36
>>> sum_divisors(28)
28
>>> sum_divisors(47)
1

Information

Author: ProAl
Language: English
Official solutions: Python
User solutions: Python