20215686964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{2339}}^1\times {\mathrm{196429}}^1$

素因数の和:198783

約数の個数: 24

約数和(自身を含む): 38610280800

約数和(自身を除く): 18394593836

約数列:

[1, 2, 4, 11, 22, 44, 2339, 4678, 9356, 25729, 51458, 102916, 196429, 392858, 785716, 2160719, 4321438, 8642876, 459447431, 918894862, 1837789724, 5053921741, 10107843482, 20215686964]

約数ペア:

[(1, 20215686964), (2, 10107843482), (4, 5053921741), (11, 1837789724), (22, 918894862), (44, 459447431), (2339, 8642876), (4678, 4321438), (9356, 2160719), (25729, 785716), (51458, 392858), (102916, 196429)]