Q: What is the sum of all factors of the number 20,720,524 excluding 20,720,524?

A: 20,452,020

Why is 20,452,020 the sum of all factors of 20,720,524, excluding 20,720,524?

The factors of the number 20,720,524 are: 1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 242, 341, 484, 682, 1364, 1381, 2762, 3751, 5524, 7502, 15004, 15191, 30382, 42811, 60764, 85622, 167101, 171244, 334202, 470921, 668404, 941842, 1883684, 5180131, 10360262, 20720524.

If you add them up, you will get the total of 20,720,544. Now subtract 20,720,524 to get 20,452,020