20022668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1063}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 37269792

約数和(自身を除く): 17247124

約数列:

[1, 2, 4, 17, 34, 68, 277, 554, 1063, 1108, 2126, 4252, 4709, 9418, 18071, 18836, 36142, 72284, 294451, 588902, 1177804, 5005667, 10011334, 20022668]

約数ペア:

[(1, 20022668), (2, 10011334), (4, 5005667), (17, 1177804), (34, 588902), (68, 294451), (277, 72284), (554, 36142), (1063, 18836), (1108, 18071), (2126, 9418), (4252, 4709)]