20691332

素因数分解:

$2^2\times {\mathrm{149}}^2\times {\mathrm{233}}^1$

素因数の和:535

約数の個数: 18

約数和(自身を含む): 36610938

約数和(自身を除く): 15919606

約数列:

[1, 2, 4, 149, 233, 298, 466, 596, 932, 22201, 34717, 44402, 69434, 88804, 138868, 5172833, 10345666, 20691332]

約数ペア:

[(1, 20691332), (2, 10345666), (4, 5172833), (149, 138868), (233, 88804), (298, 69434), (466, 44402), (596, 34717), (932, 22201)]