20009820141

素因数分解:

$3^2\times {\mathrm{1621}}^1\times {\mathrm{1371569}}^1$

素因数の和:1373196

約数の個数: 12

約数和(自身を含む): 28920925020

約数和(自身を除く): 8911104879

約数列:

[1, 3, 9, 1621, 4863, 14589, 1371569, 4114707, 12344121, 2223313349, 6669940047, 20009820141]

約数ペア:

[(1, 20009820141), (3, 6669940047), (9, 2223313349), (1621, 12344121), (4863, 4114707), (14589, 1371569)]