17990186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{3797}}^1$

素因数の和:3925

約数の個数: 16

約数和(自身を含む): 28439424

約数和(自身を除く): 10449238

約数列:

[1, 2, 23, 46, 103, 206, 2369, 3797, 4738, 7594, 87331, 174662, 391091, 782182, 8995093, 17990186]

約数ペア:

[(1, 17990186), (2, 8995093), (23, 782182), (46, 391091), (103, 174662), (206, 87331), (2369, 7594), (3797, 4738)]