Q: What is the sum of all factors of the number 20,721,116 excluding 20,721,116?
A: 18,808,948
The factors of the number 20,721,116 are: 1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 4801, 9602, 19204, 62413, 124826, 249652, 398483, 796966, 1593932, 5180279, 10360558, 20721116.
If you add them up, you will get the total of 20,721,134. Now subtract 20,721,116 to get 18,808,948