Q: What is the sum of all factors of the number 8,190 excluding 8,190?
A: 18,018
The factors of the number 8,190 are: 1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190.
If you add them up, you will get the total of 8,208. Now subtract 8,190 to get 18,018