Q: What is the sum of all factors of the number 18,504,075 excluding 18,504,075?

A: 15,350,901

Why is 15,350,901 the sum of all factors of 18,504,075, excluding 18,504,075?

The factors of the number 18,504,075 are: 1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 631, 1173, 1275, 1725, 1893, 1955, 3155, 5865, 9465, 9775, 10727, 14513, 15775, 29325, 32181, 43539, 47325, 53635, 72565, 160905, 217695, 246721, 268175, 362825, 740163, 804525, 1088475, 1233605, 3700815, 6168025, 18504075.

If you add them up, you will get the total of 18,504,090. Now subtract 18,504,075 to get 15,350,901