18426140

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3001}}^1$

素因数の和:3317

約数の個数: 24

約数和(自身を含む): 38833872

約数和(自身を除く): 20407732

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3001, 3070, 6002, 6140, 12004, 15005, 30010, 60020, 921307, 1842614, 3685228, 4606535, 9213070, 18426140]

約数ペア:

[(1, 18426140), (2, 9213070), (4, 4606535), (5, 3685228), (10, 1842614), (20, 921307), (307, 60020), (614, 30010), (1228, 15005), (1535, 12004), (3001, 6140), (3070, 6002)]