20697652

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1307}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 37576224

約数和(自身を除く): 16878572

約数列:

[1, 2, 4, 37, 74, 107, 148, 214, 428, 1307, 2614, 3959, 5228, 7918, 15836, 48359, 96718, 139849, 193436, 279698, 559396, 5174413, 10348826, 20697652]

約数ペア:

[(1, 20697652), (2, 10348826), (4, 5174413), (37, 559396), (74, 279698), (107, 193436), (148, 139849), (214, 96718), (428, 48359), (1307, 15836), (2614, 7918), (3959, 5228)]