19986618

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{62851}}^1$

素因数の和:62909

約数の個数: 16

約数和(自身を含む): 40728096

約数和(自身を除く): 20741478

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 62851, 125702, 188553, 377106, 3331103, 6662206, 9993309, 19986618]

約数ペア:

[(1, 19986618), (2, 9993309), (3, 6662206), (6, 3331103), (53, 377106), (106, 188553), (159, 125702), (318, 62851)]