19952685

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14303}}^1$

素因数の和:14345

約数の個数: 24

約数和(自身を含む): 35702784

約数和(自身を除く): 15750099

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 14303, 42909, 71515, 128727, 214545, 443393, 643635, 1330179, 2216965, 3990537, 6650895, 19952685]

約数ペア:

[(1, 19952685), (3, 6650895), (5, 3990537), (9, 2216965), (15, 1330179), (31, 643635), (45, 443393), (93, 214545), (155, 128727), (279, 71515), (465, 42909), (1395, 14303)]