20245665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122701}}^1$

素因数の和:122720

約数の個数: 16

約数和(自身を含む): 35338176

約数和(自身を除く): 15092511

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 122701, 368103, 613505, 1349711, 1840515, 4049133, 6748555, 20245665]

約数ペア:

[(1, 20245665), (3, 6748555), (5, 4049133), (11, 1840515), (15, 1349711), (33, 613505), (55, 368103), (165, 122701)]