18187495

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2917}}^1$

素因数の和:2994

約数の個数: 16

約数和(自身を含む): 23110560

約数和(自身を除く): 4923065

約数列:

[1, 5, 29, 43, 145, 215, 1247, 2917, 6235, 14585, 84593, 125431, 422965, 627155, 3637499, 18187495]

約数ペア:

[(1, 18187495), (5, 3637499), (29, 627155), (43, 422965), (145, 125431), (215, 84593), (1247, 14585), (2917, 6235)]