12400000018

素因数分解:

$2^1\times 7^1\times {\mathrm{6637}}^1\times {\mathrm{133451}}^1$

素因数の和:140097

約数の個数: 16

約数和(自身を含む): 21260505024

約数和(自身を除く): 8860505006

約数列:

[1, 2, 7, 14, 6637, 13274, 46459, 92918, 133451, 266902, 934157, 1868314, 885714287, 1771428574, 6200000009, 12400000018]

約数ペア:

[(1, 12400000018), (2, 6200000009), (7, 1771428574), (14, 885714287), (6637, 1868314), (13274, 934157), (46459, 266902), (92918, 133451)]