56346512

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{81899}}^1$

素因数の和:81950

約数の個数: 20

約数和(自身を含む): 111711600

約数和(自身を除く): 55365088

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 81899, 163798, 327596, 655192, 1310384, 3521657, 7043314, 14086628, 28173256, 56346512]

約数ペア:

[(1, 56346512), (2, 28173256), (4, 14086628), (8, 7043314), (16, 3521657), (43, 1310384), (86, 655192), (172, 327596), (344, 163798), (688, 81899)]