20293299

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1621}}^1$

素因数の和:1747

約数の個数: 24

約数和(自身を含む): 31882032

約数和(自身を除く): 11588733

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 1621, 4173, 4863, 12519, 14589, 21073, 63219, 173447, 189657, 520341, 1561023, 2254811, 6764433, 20293299]

約数ペア:

[(1, 20293299), (3, 6764433), (9, 2254811), (13, 1561023), (39, 520341), (107, 189657), (117, 173447), (321, 63219), (963, 21073), (1391, 14589), (1621, 12519), (4173, 4863)]