12521456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41189}}^1$

素因数の和:41216

約数の個数: 20

約数和(自身を含む): 25537800

約数和(自身を除く): 13016344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 41189, 82378, 164756, 329512, 659024, 782591, 1565182, 3130364, 6260728, 12521456]

約数ペア:

[(1, 12521456), (2, 6260728), (4, 3130364), (8, 1565182), (16, 782591), (19, 659024), (38, 329512), (76, 164756), (152, 82378), (304, 41189)]