20406892

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{3833}}^1$

素因数の和:3870

約数の個数: 24

約数和(自身を含む): 39290832

約数和(自身を除く): 18883940

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 3833, 5324, 7666, 15332, 42163, 84326, 168652, 463793, 927586, 1855172, 5101723, 10203446, 20406892]

約数ペア:

[(1, 20406892), (2, 10203446), (4, 5101723), (11, 1855172), (22, 927586), (44, 463793), (121, 168652), (242, 84326), (484, 42163), (1331, 15332), (2662, 7666), (3833, 5324)]