19943357

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1123}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 23738880

約数和(自身を除く): 3795523

約数列:

[1, 7, 43, 59, 301, 413, 1123, 2537, 7861, 17759, 48289, 66257, 338023, 463799, 2849051, 19943357]

約数ペア:

[(1, 19943357), (7, 2849051), (43, 463799), (59, 338023), (301, 66257), (413, 48289), (1123, 17759), (2537, 7861)]