20450968

素因数分解:

$2^3\times {\mathrm{1151}}^1\times {\mathrm{2221}}^1$

素因数の和:3378

約数の個数: 16

約数和(自身を含む): 38396160

約数和(自身を除く): 17945192

約数列:

[1, 2, 4, 8, 1151, 2221, 2302, 4442, 4604, 8884, 9208, 17768, 2556371, 5112742, 10225484, 20450968]

約数ペア:

[(1, 20450968), (2, 10225484), (4, 5112742), (8, 2556371), (1151, 17768), (2221, 9208), (2302, 8884), (4442, 4604)]