20824341

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1481}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 28691520

約数和(自身を除く): 7867179

約数列:

[1, 3, 43, 109, 129, 327, 1481, 4443, 4687, 14061, 63683, 161429, 191049, 484287, 6941447, 20824341]

約数ペア:

[(1, 20824341), (3, 6941447), (43, 484287), (109, 191049), (129, 161429), (327, 63683), (1481, 14061), (4443, 4687)]