20512622408

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{1571}}^1\times {\mathrm{6829}}^1$

素因数の和:8645

約数の個数: 32

約数和(自身を含む): 38652336000

約数和(自身を除く): 18139713592

約数列:

[1, 2, 4, 8, 239, 478, 956, 1571, 1912, 3142, 6284, 6829, 12568, 13658, 27316, 54632, 375469, 750938, 1501876, 1632131, 3003752, 3264262, 6528524, 10728359, 13057048, 21456718, 42913436, 85826872, 2564077801, 5128155602, 10256311204, 20512622408]

約数ペア:

[(1, 20512622408), (2, 10256311204), (4, 5128155602), (8, 2564077801), (239, 85826872), (478, 42913436), (956, 21456718), (1571, 13057048), (1912, 10728359), (3142, 6528524), (6284, 3264262), (6829, 3003752), (12568, 1632131), (13658, 1501876), (27316, 750938), (54632, 375469)]