20086987438

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3578017}}^1$

素因数の和:3578427

約数の個数: 16

約数和(自身を含む): 34520717664

約数和(自身を除く): 14433730226

約数列:

[1, 2, 7, 14, 401, 802, 2807, 5614, 3578017, 7156034, 25046119, 50092238, 1434784817, 2869569634, 10043493719, 20086987438]

約数ペア:

[(1, 20086987438), (2, 10043493719), (7, 2869569634), (14, 1434784817), (401, 50092238), (802, 25046119), (2807, 7156034), (5614, 3578017)]