20127405964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1933097}}^1$

素因数の和:1933257

約数の個数: 24

約数和(自身を含む): 37347453360

約数和(自身を除く): 17220047396

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 2603, 5206, 10412, 1933097, 3866194, 7732388, 36728843, 73457686, 146915372, 264834289, 529668578, 1059337156, 5031851491, 10063702982, 20127405964]

約数ペア:

[(1, 20127405964), (2, 10063702982), (4, 5031851491), (19, 1059337156), (38, 529668578), (76, 264834289), (137, 146915372), (274, 73457686), (548, 36728843), (2603, 7732388), (5206, 3866194), (10412, 1933097)]