18810286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{3251}}^1$

素因数の和:3527

約数の個数: 16

約数和(自身を含む): 30907008

約数和(自身を除く): 12096722

約数列:

[1, 2, 11, 22, 263, 526, 2893, 3251, 5786, 6502, 35761, 71522, 855013, 1710026, 9405143, 18810286]

約数ペア:

[(1, 18810286), (2, 9405143), (11, 1710026), (22, 855013), (263, 71522), (526, 35761), (2893, 6502), (3251, 5786)]