20729852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36241}}^1$

素因数の和:36269

約数の個数: 24

約数和(自身を含む): 42620592

約数和(自身を除く): 21890740

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36241, 72482, 144964, 398651, 471133, 797302, 942266, 1594604, 1884532, 5182463, 10364926, 20729852]

約数ペア:

[(1, 20729852), (2, 10364926), (4, 5182463), (11, 1884532), (13, 1594604), (22, 942266), (26, 797302), (44, 471133), (52, 398651), (143, 144964), (286, 72482), (572, 36241)]