20444006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21611}}^1$

素因数の和:21667

約数の個数: 16

約数和(自身を含む): 34233408

約数和(自身を除く): 13789402

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21611, 43222, 237721, 475442, 929273, 1858546, 10222003, 20444006]

約数ペア:

[(1, 20444006), (2, 10222003), (11, 1858546), (22, 929273), (43, 475442), (86, 237721), (473, 43222), (946, 21611)]