20457468

素因数分解:

$2^2\times 3^3\times {\mathrm{189421}}^1$

素因数の和:189434

約数の個数: 24

約数和(自身を含む): 53038160

約数和(自身を除く): 32580692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 189421, 378842, 568263, 757684, 1136526, 1704789, 2273052, 3409578, 5114367, 6819156, 10228734, 20457468]

約数ペア:

[(1, 20457468), (2, 10228734), (3, 6819156), (4, 5114367), (6, 3409578), (9, 2273052), (12, 1704789), (18, 1136526), (27, 757684), (36, 568263), (54, 378842), (108, 189421)]