2019905805

素因数分解:

$3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{329243}}^1$

素因数の和:329660

約数の個数: 16

約数和(自身を含む): 3239760960

約数和(自身を除く): 1219855155

約数列:

[1, 3, 5, 15, 409, 1227, 2045, 6135, 329243, 987729, 1646215, 4938645, 134660387, 403981161, 673301935, 2019905805]

約数ペア:

[(1, 2019905805), (3, 673301935), (5, 403981161), (15, 134660387), (409, 4938645), (1227, 1646215), (2045, 987729), (6135, 329243)]