20381468

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{757}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 36675072

約数和(自身を除く): 16293604

約数列:

[1, 2, 4, 53, 106, 127, 212, 254, 508, 757, 1514, 3028, 6731, 13462, 26924, 40121, 80242, 96139, 160484, 192278, 384556, 5095367, 10190734, 20381468]

約数ペア:

[(1, 20381468), (2, 10190734), (4, 5095367), (53, 384556), (106, 192278), (127, 160484), (212, 96139), (254, 80242), (508, 40121), (757, 26924), (1514, 13462), (3028, 6731)]