20287579

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2239}}^1$

素因数の和:2310

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 3420581

約数列:

[1, 13, 17, 41, 221, 533, 697, 2239, 9061, 29107, 38063, 91799, 494819, 1193387, 1560583, 20287579]

約数ペア:

[(1, 20287579), (13, 1560583), (17, 1193387), (41, 494819), (221, 91799), (533, 38063), (697, 29107), (2239, 9061)]