18975285505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1697}}^1\times {\mathrm{11959}}^1$

素因数の和:13689

約数の個数: 32

約数和(自身を含む): 26319271680

約数和(自身を除く): 7343986175

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 1697, 8485, 11959, 18667, 28849, 59795, 93335, 131549, 144245, 203303, 317339, 657745, 1016515, 1586695, 2236333, 11181665, 20294423, 101472115, 223238653, 345005191, 1116193265, 1725025955, 3795057101, 18975285505]

約数ペア:

[(1, 18975285505), (5, 3795057101), (11, 1725025955), (17, 1116193265), (55, 345005191), (85, 223238653), (187, 101472115), (935, 20294423), (1697, 11181665), (8485, 2236333), (11959, 1586695), (18667, 1016515), (28849, 657745), (59795, 317339), (93335, 203303), (131549, 144245)]