20235996981

素因数分解:

$3^2\times {\mathrm{5639}}^1\times {\mathrm{398731}}^1$

素因数の和:404376

約数の個数: 12

約数和(自身を含む): 29235030240

約数和(自身を除く): 8999033259

約数列:

[1, 3, 9, 5639, 16917, 50751, 398731, 1196193, 3588579, 2248444109, 6745332327, 20235996981]

約数ペア:

[(1, 20235996981), (3, 6745332327), (9, 2248444109), (5639, 3588579), (16917, 1196193), (50751, 398731)]