20188651951

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{45893}}^1$

素因数の和:46075

約数の個数: 24

約数和(自身を含む): 23180141520

約数和(自身を除く): 2991489569

約数列:

[1, 13, 19, 137, 169, 247, 1781, 2603, 3211, 23153, 33839, 45893, 439907, 596609, 871967, 6287341, 7755917, 11335571, 81735433, 119459479, 147362423, 1062560629, 1552973227, 20188651951]

約数ペア:

[(1, 20188651951), (13, 1552973227), (19, 1062560629), (137, 147362423), (169, 119459479), (247, 81735433), (1781, 11335571), (2603, 7755917), (3211, 6287341), (23153, 871967), (33839, 596609), (45893, 439907)]