Q: What is the sum of all factors of the number 105,501,642 excluding 105,501,642?

A: 117,877,878

Why is 117,877,878 the sum of all factors of 105,501,642, excluding 105,501,642?

The factors of the number 105,501,642 are: 1, 2, 3, 6, 19, 38, 57, 114, 181, 362, 543, 1086, 3439, 5113, 6878, 10226, 10317, 15339, 20634, 30678, 97147, 194294, 291441, 582882, 925453, 1850906, 2776359, 5552718, 17583607, 35167214, 52750821, 105501642.

If you add them up, you will get the total of 105,501,759. Now subtract 105,501,642 to get 117,877,878