20778896372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13779109}}^1$

素因数の和:13779155

約数の個数: 24

約数和(自身を含む): 40510583400

約数和(自身を除く): 19731687028

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13779109, 27558218, 55116436, 179128417, 358256834, 399594161, 716513668, 799188322, 1598376644, 5194724093, 10389448186, 20778896372]

約数ペア:

[(1, 20778896372), (2, 10389448186), (4, 5194724093), (13, 1598376644), (26, 799188322), (29, 716513668), (52, 399594161), (58, 358256834), (116, 179128417), (377, 55116436), (754, 27558218), (1508, 13779109)]