20886801

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4217}}^1$

素因数の和:4360

約数の個数: 16

約数和(自身を含む): 30234624

約数和(自身を除く): 9347823

約数列:

[1, 3, 13, 39, 127, 381, 1651, 4217, 4953, 12651, 54821, 164463, 535559, 1606677, 6962267, 20886801]

約数ペア:

[(1, 20886801), (3, 6962267), (13, 1606677), (39, 535559), (127, 164463), (381, 54821), (1651, 12651), (4217, 4953)]