20199457819

素因数分解:

${\mathrm{43}}^2\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 20996398800

約数和(自身を除く): 796940981

約数列:

[1, 43, 149, 157, 467, 1849, 6407, 6751, 20081, 23393, 69583, 73319, 275501, 290293, 863483, 1005899, 2992069, 3152717, 10924531, 43253657, 128658967, 135566831, 469754833, 20199457819]

約数ペア:

[(1, 20199457819), (43, 469754833), (149, 135566831), (157, 128658967), (467, 43253657), (1849, 10924531), (6407, 3152717), (6751, 2992069), (20081, 1005899), (23393, 863483), (69583, 290293), (73319, 275501)]