20174865

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2497

約数の個数: 32

約数和(自身を含む): 35164800

約数和(自身を除く): 14989935

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 1653, 2441, 2755, 7323, 8265, 12205, 36615, 46379, 70789, 139137, 212367, 231895, 353945, 695685, 1061835, 1344991, 4034973, 6724955, 20174865]

約数ペア:

[(1, 20174865), (3, 6724955), (5, 4034973), (15, 1344991), (19, 1061835), (29, 695685), (57, 353945), (87, 231895), (95, 212367), (145, 139137), (285, 70789), (435, 46379), (551, 36615), (1653, 12205), (2441, 8265), (2755, 7323)]