18287055

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13109}}^1$

素因数の和:13151

約数の個数: 24

約数和(自身を含む): 32722560

約数和(自身を除く): 14435505

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13109, 39327, 65545, 117981, 196635, 406379, 589905, 1219137, 2031895, 3657411, 6095685, 18287055]

約数ペア:

[(1, 18287055), (3, 6095685), (5, 3657411), (9, 2031895), (15, 1219137), (31, 589905), (45, 406379), (93, 196635), (155, 117981), (279, 65545), (465, 39327), (1395, 13109)]