12925456

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{18787}}^1$

素因数の和:18838

約数の個数: 20

約数和(自身を含む): 25626832

約数和(自身を除く): 12701376

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 18787, 37574, 75148, 150296, 300592, 807841, 1615682, 3231364, 6462728, 12925456]

約数ペア:

[(1, 12925456), (2, 6462728), (4, 3231364), (8, 1615682), (16, 807841), (43, 300592), (86, 150296), (172, 75148), (344, 37574), (688, 18787)]