Q: What is the sum of all factors of the number 25,903,648 excluding 25,903,648?

A: 28,289,834

Why is 28,289,834 the sum of all factors of 25,903,648, excluding 25,903,648?

The factors of the number 25,903,648 are: 1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2312, 2801, 4624, 5602, 9248, 11204, 22408, 44816, 47617, 89632, 95234, 190468, 380936, 761872, 809489, 1523744, 1618978, 3237956, 6475912, 12951824, 25903648.

If you add them up, you will get the total of 25,903,676. Now subtract 25,903,648 to get 28,289,834