18636021

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{8737}}^1$

素因数の和:8825

約数の個数: 16

約数和(自身を含む): 27961600

約数和(自身を除く): 9325579

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 8737, 26211, 78633, 235899, 690223, 2070669, 6212007, 18636021]

約数ペア:

[(1, 18636021), (3, 6212007), (9, 2070669), (27, 690223), (79, 235899), (237, 78633), (711, 26211), (2133, 8737)]