20403587

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 22932000

約数和(自身を除く): 2528413

約数列:

[1, 17, 19, 181, 323, 349, 3077, 3439, 5933, 6631, 58463, 63169, 112727, 1073873, 1200211, 20403587]

約数ペア:

[(1, 20403587), (17, 1200211), (19, 1073873), (181, 112727), (323, 63169), (349, 58463), (3077, 6631), (3439, 5933)]