25476568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12893}}^1$

素因数の和:12931

約数の個数: 32

約数和(自身を含む): 54154800

約数和(自身を除く): 28678232

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 12893, 25786, 51572, 103144, 167609, 244967, 335218, 489934, 670436, 979868, 1340872, 1959736, 3184571, 6369142, 12738284, 25476568]

約数ペア:

[(1, 25476568), (2, 12738284), (4, 6369142), (8, 3184571), (13, 1959736), (19, 1340872), (26, 979868), (38, 670436), (52, 489934), (76, 335218), (104, 244967), (152, 167609), (247, 103144), (494, 51572), (988, 25786), (1976, 12893)]