19008999

素因数分解:

$3^4\times {\mathrm{331}}^1\times {\mathrm{709}}^1$

素因数の和:1052

約数の個数: 20

約数和(自身を含む): 28522120

約数和(自身を除く): 9513121

約数列:

[1, 3, 9, 27, 81, 331, 709, 993, 2127, 2979, 6381, 8937, 19143, 26811, 57429, 234679, 704037, 2112111, 6336333, 19008999]

約数ペア:

[(1, 19008999), (3, 6336333), (9, 2112111), (27, 704037), (81, 234679), (331, 57429), (709, 26811), (993, 19143), (2127, 8937), (2979, 6381)]