20199310209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2185363}}^1$

素因数の和:2185461

約数の個数: 24

約数和(自身を含む): 31818899840

約数和(自身を除く): 11619589631

約数列:

[1, 3, 9, 13, 39, 79, 117, 237, 711, 1027, 3081, 9243, 2185363, 6556089, 19668267, 28409719, 85229157, 172643677, 255687471, 517931031, 1553793093, 2244367801, 6733103403, 20199310209]

約数ペア:

[(1, 20199310209), (3, 6733103403), (9, 2244367801), (13, 1553793093), (39, 517931031), (79, 255687471), (117, 172643677), (237, 85229157), (711, 28409719), (1027, 19668267), (3081, 6556089), (9243, 2185363)]