18352945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{977}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 25220664

約数和(自身を除く): 6867719

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 977, 1105, 1445, 3757, 4885, 12701, 16609, 18785, 63505, 83045, 215917, 282353, 1079585, 1411765, 3670589, 18352945]

約数ペア:

[(1, 18352945), (5, 3670589), (13, 1411765), (17, 1079585), (65, 282353), (85, 215917), (221, 83045), (289, 63505), (977, 18785), (1105, 16609), (1445, 12701), (3757, 4885)]