20051789

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 22258800

約数和(自身を除く): 2207011

約数列:

[1, 17, 29, 89, 457, 493, 1513, 2581, 7769, 13253, 40673, 43877, 225301, 691441, 1179517, 20051789]

約数ペア:

[(1, 20051789), (17, 1179517), (29, 691441), (89, 225301), (457, 43877), (493, 40673), (1513, 13253), (2581, 7769)]