19156887

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 9671913

約数列:

[1, 3, 9, 43, 59, 129, 177, 387, 531, 839, 2517, 2537, 7551, 7611, 22833, 36077, 49501, 108231, 148503, 324693, 445509, 2128543, 6385629, 19156887]

約数ペア:

[(1, 19156887), (3, 6385629), (9, 2128543), (43, 445509), (59, 324693), (129, 148503), (177, 108231), (387, 49501), (531, 36077), (839, 22833), (2517, 7611), (2537, 7551)]