20106359

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 26925696

約数和(自身を除く): 6819337

約数列:

[1, 7, 13, 17, 41, 91, 119, 221, 287, 317, 533, 697, 1547, 2219, 3731, 4121, 4879, 5389, 9061, 12997, 28847, 37723, 63427, 70057, 90979, 168961, 220949, 490399, 1182727, 1546643, 2872337, 20106359]

約数ペア:

[(1, 20106359), (7, 2872337), (13, 1546643), (17, 1182727), (41, 490399), (91, 220949), (119, 168961), (221, 90979), (287, 70057), (317, 63427), (533, 37723), (697, 28847), (1547, 12997), (2219, 9061), (3731, 5389), (4121, 4879)]