20132220437

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1\times {\mathrm{1213}}^1$

素因数の和:2109

約数の個数: 32

約数和(自身を含む): 24534376704

約数和(自身を除く): 4402156267

約数列:

[1, 7, 17, 119, 211, 661, 1213, 1477, 3587, 4627, 8491, 11237, 20621, 25109, 78659, 139471, 144347, 255943, 801793, 976297, 1791601, 2371007, 4351031, 5612551, 13630481, 16597049, 30457217, 95413367, 169178323, 1184248261, 2876031491, 20132220437]

約数ペア:

[(1, 20132220437), (7, 2876031491), (17, 1184248261), (119, 169178323), (211, 95413367), (661, 30457217), (1213, 16597049), (1477, 13630481), (3587, 5612551), (4627, 4351031), (8491, 2371007), (11237, 1791601), (20621, 976297), (25109, 801793), (78659, 255943), (139471, 144347)]