19959660001

素因数分解:

${\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{743}}^1\times {\mathrm{2213}}^1$

素因数の和:3216

約数の個数: 16

約数和(自身を含む): 20425478400

約数和(自身を除く): 465818399

約数列:

[1, 61, 199, 743, 2213, 12139, 45323, 134993, 147857, 440387, 1644259, 9019277, 26863607, 100299799, 327207541, 19959660001]

約数ペア:

[(1, 19959660001), (61, 327207541), (199, 100299799), (743, 26863607), (2213, 9019277), (12139, 1644259), (45323, 440387), (134993, 147857)]