20690079

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1459}}^1$

素因数の和:1654

約数の個数: 16

約数和(自身を含む): 28732800

約数和(自身を除く): 8042721

約数列:

[1, 3, 29, 87, 163, 489, 1459, 4377, 4727, 14181, 42311, 126933, 237817, 713451, 6896693, 20690079]

約数ペア:

[(1, 20690079), (3, 6896693), (29, 713451), (87, 237817), (163, 126933), (489, 42311), (1459, 14181), (4377, 4727)]