18104177

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 22991976

約数和(自身を除く): 4887799

約数列:

[1, 7, 13, 49, 91, 97, 293, 637, 679, 1261, 2051, 3809, 4753, 8827, 14357, 26663, 28421, 61789, 186641, 198947, 369473, 1392629, 2586311, 18104177]

約数ペア:

[(1, 18104177), (7, 2586311), (13, 1392629), (49, 369473), (91, 198947), (97, 186641), (293, 61789), (637, 28421), (679, 26663), (1261, 14357), (2051, 8827), (3809, 4753)]