Q: What is the sum of all factors of the number 20,121,209 excluding 20,121,209?
A: 1,723,591
The factors of the number 20,121,209 are: 1, 19, 73, 89, 163, 1387, 1691, 3097, 6497, 11899, 14507, 123443, 226081, 275633, 1059011, 20121209.
If you add them up, you will get the total of 20,121,210. Now subtract 20,121,209 to get 1,723,591