Q: What is the sum of all factors of the number 20,500,665 excluding 20,500,665?
A: 13,371,591
The factors of the number 20,500,665 are: 1, 3, 5, 15, 53, 107, 159, 241, 265, 321, 535, 723, 795, 1205, 1605, 3615, 5671, 12773, 17013, 25787, 28355, 38319, 63865, 77361, 85065, 128935, 191595, 386805, 1366711, 4100133, 6833555, 20500665.
If you add them up, you will get the total of 20,500,678. Now subtract 20,500,665 to get 13,371,591