2018654433

素因数分解:

$3^3\times {\mathrm{4871}}^1\times {\mathrm{15349}}^1$

素因数の和:20229

約数の個数: 16

約数和(自身を含む): 2991408000

約数和(自身を除く): 972753567

約数列:

[1, 3, 9, 27, 4871, 14613, 15349, 43839, 46047, 131517, 138141, 414423, 74764979, 224294937, 672884811, 2018654433]

約数ペア:

[(1, 2018654433), (3, 672884811), (9, 224294937), (27, 74764979), (4871, 414423), (14613, 138141), (15349, 131517), (43839, 46047)]