25920964

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{853}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 46484928

約数和(自身を除く): 20563964

約数列:

[1, 2, 4, 71, 107, 142, 214, 284, 428, 853, 1706, 3412, 7597, 15194, 30388, 60563, 91271, 121126, 182542, 242252, 365084, 6480241, 12960482, 25920964]

約数ペア:

[(1, 25920964), (2, 12960482), (4, 6480241), (71, 365084), (107, 242252), (142, 182542), (214, 121126), (284, 91271), (428, 60563), (853, 30388), (1706, 15194), (3412, 7597)]