1640386774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{5417}}^1$

素因数の和:6064

約数の個数: 32

約数和(自身を含む): 2794387680

約数和(自身を除く): 1154000906

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 613, 1226, 5417, 7969, 10834, 11647, 15938, 23294, 70421, 102923, 140842, 151411, 205846, 302822, 1337999, 2675998, 3320621, 6641242, 43168073, 63091799, 86336146, 126183598, 820193387, 1640386774]

約数ペア:

[(1, 1640386774), (2, 820193387), (13, 126183598), (19, 86336146), (26, 63091799), (38, 43168073), (247, 6641242), (494, 3320621), (613, 2675998), (1226, 1337999), (5417, 302822), (7969, 205846), (10834, 151411), (11647, 140842), (15938, 102923), (23294, 70421)]