163984004

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{405901}}^1$

素因数の和:406006

約数の個数: 12

約数和(自身を含む): 289814028

約数和(自身を除く): 125830024

約数列:

[1, 2, 4, 101, 202, 404, 405901, 811802, 1623604, 40996001, 81992002, 163984004]

約数ペア:

[(1, 163984004), (2, 81992002), (4, 40996001), (101, 1623604), (202, 811802), (404, 405901)]