20349009

素因数分解:

$3^3\times {\mathrm{709}}^1\times {\mathrm{1063}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 30217600

約数和(自身を除く): 9868591

約数列:

[1, 3, 9, 27, 709, 1063, 2127, 3189, 6381, 9567, 19143, 28701, 753667, 2261001, 6783003, 20349009]

約数ペア:

[(1, 20349009), (3, 6783003), (9, 2261001), (27, 753667), (709, 28701), (1063, 19143), (2127, 9567), (3189, 6381)]