20880451665

素因数分解:

$3^2\times 5^1\times {\mathrm{464010037}}^1$

素因数の和:464010048

約数の個数: 12

約数和(自身を含む): 36192782964

約数和(自身を除く): 15312331299

約数列:

[1, 3, 5, 9, 15, 45, 464010037, 1392030111, 2320050185, 4176090333, 6960150555, 20880451665]

約数ペア:

[(1, 20880451665), (3, 6960150555), (5, 4176090333), (9, 2320050185), (15, 1392030111), (45, 464010037)]