18772910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144407}}^1$

素因数の和:144427

約数の個数: 16

約数和(自身を含む): 36390816

約数和(自身を除く): 17617906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 144407, 288814, 722035, 1444070, 1877291, 3754582, 9386455, 18772910]

約数ペア:

[(1, 18772910), (2, 9386455), (5, 3754582), (10, 1877291), (13, 1444070), (26, 722035), (65, 288814), (130, 144407)]