20430289

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 23316480

約数和(自身を除く): 2886191

約数列:

[1, 11, 43, 47, 473, 517, 919, 2021, 10109, 22231, 39517, 43193, 434687, 475123, 1857299, 20430289]

約数ペア:

[(1, 20430289), (11, 1857299), (43, 475123), (47, 434687), (473, 43193), (517, 39517), (919, 22231), (2021, 10109)]