20606949

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1277}}^1$

素因数の和:1457

約数の個数: 24

約数和(自身を含む): 32696352

約数和(自身を除く): 12089403

約数列:

[1, 3, 9, 11, 33, 99, 163, 489, 1277, 1467, 1793, 3831, 5379, 11493, 14047, 16137, 42141, 126423, 208151, 624453, 1873359, 2289661, 6868983, 20606949]

約数ペア:

[(1, 20606949), (3, 6868983), (9, 2289661), (11, 1873359), (33, 624453), (99, 208151), (163, 126423), (489, 42141), (1277, 16137), (1467, 14047), (1793, 11493), (3831, 5379)]