18447093

素因数分解:

$3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{839}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 30576000

約数和(自身を除く): 12128907

約数列:

[1, 3, 7, 9, 21, 63, 349, 839, 1047, 2443, 2517, 3141, 5873, 7329, 7551, 17619, 21987, 52857, 292811, 878433, 2049677, 2635299, 6149031, 18447093]

約数ペア:

[(1, 18447093), (3, 6149031), (7, 2635299), (9, 2049677), (21, 878433), (63, 292811), (349, 52857), (839, 21987), (1047, 17619), (2443, 7551), (2517, 7329), (3141, 5873)]