20125612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{387031}}^1$

素因数の和:387048

約数の個数: 12

約数和(自身を含む): 37929136

約数和(自身を除く): 17803524

約数列:

[1, 2, 4, 13, 26, 52, 387031, 774062, 1548124, 5031403, 10062806, 20125612]

約数ペア:

[(1, 20125612), (2, 10062806), (4, 5031403), (13, 1548124), (26, 774062), (52, 387031)]