18438558

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{43283}}^1$

素因数の和:43359

約数の個数: 16

約数和(自身を含む): 37397376

約数和(自身を除く): 18958818

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 43283, 86566, 129849, 259698, 3073093, 6146186, 9219279, 18438558]

約数ペア:

[(1, 18438558), (2, 9219279), (3, 6146186), (6, 3073093), (71, 259698), (142, 129849), (213, 86566), (426, 43283)]