20002489

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3121}}^1$

素因数の和:3180

約数の個数: 16

約数和(自身を含む): 23602320

約数和(自身を除く): 3599831

約数列:

[1, 13, 17, 29, 221, 377, 493, 3121, 6409, 40573, 53057, 90509, 689741, 1176617, 1538653, 20002489]

約数ペア:

[(1, 20002489), (13, 1538653), (17, 1176617), (29, 689741), (221, 90509), (377, 53057), (493, 40573), (3121, 6409)]