20081493

素因数分解:

$3^3\times {\mathrm{337}}^1\times {\mathrm{2207}}^1$

素因数の和:2553

約数の個数: 16

約数和(自身を含む): 29852160

約数和(自身を除く): 9770667

約数列:

[1, 3, 9, 27, 337, 1011, 2207, 3033, 6621, 9099, 19863, 59589, 743759, 2231277, 6693831, 20081493]

約数ペア:

[(1, 20081493), (3, 6693831), (9, 2231277), (27, 743759), (337, 59589), (1011, 19863), (2207, 9099), (3033, 6621)]