20238780981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2261569}}^1$

素因数の和:2261748

約数の個数: 16

約数和(自身を含む): 28586244800

約数和(自身を除く): 8347463819

約数列:

[1, 3, 19, 57, 157, 471, 2983, 8949, 2261569, 6784707, 42969811, 128909433, 355066333, 1065198999, 6746260327, 20238780981]

約数ペア:

[(1, 20238780981), (3, 6746260327), (19, 1065198999), (57, 355066333), (157, 128909433), (471, 42969811), (2983, 6784707), (8949, 2261569)]