20928644

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{3931}}^1$

素因数の和:3968

約数の個数: 24

約数和(自身を含む): 40295136

約数和(自身を除く): 19366492

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 3931, 5324, 7862, 15724, 43241, 86482, 172964, 475651, 951302, 1902604, 5232161, 10464322, 20928644]

約数ペア:

[(1, 20928644), (2, 10464322), (4, 5232161), (11, 1902604), (22, 951302), (44, 475651), (121, 172964), (242, 86482), (484, 43241), (1331, 15724), (2662, 7862), (3931, 5324)]