20178580005

素因数分解:

$3^3\times 5^1\times {\mathrm{149470963}}^1$

素因数の和:149470977

約数の個数: 16

約数和(自身を含む): 35873031360

約数和(自身を除く): 15694451355

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149470963, 448412889, 747354815, 1345238667, 2242064445, 4035716001, 6726193335, 20178580005]

約数ペア:

[(1, 20178580005), (3, 6726193335), (5, 4035716001), (9, 2242064445), (15, 1345238667), (27, 747354815), (45, 448412889), (135, 149470963)]