18066665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4943}}^1$

素因数の和:5008

約数の個数: 16

約数和(自身を含む): 23493888

約数和(自身を除く): 5427223

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 4943, 24715, 84031, 212549, 420155, 1062745, 3613333, 18066665]

約数ペア:

[(1, 18066665), (5, 3613333), (17, 1062745), (43, 420155), (85, 212549), (215, 84031), (731, 24715), (3655, 4943)]