12271856

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{17837}}^1$

素因数の和:17888

約数の個数: 20

約数和(自身を含む): 24331032

約数和(自身を除く): 12059176

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 17837, 35674, 71348, 142696, 285392, 766991, 1533982, 3067964, 6135928, 12271856]

約数ペア:

[(1, 12271856), (2, 6135928), (4, 3067964), (8, 1533982), (16, 766991), (43, 285392), (86, 142696), (172, 71348), (344, 35674), (688, 17837)]