20008006

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:735

約数の個数: 16

約数和(自身を含む): 30489984

約数和(自身を除く): 10481978

約数列:

[1, 2, 113, 223, 226, 397, 446, 794, 25199, 44861, 50398, 88531, 89722, 177062, 10004003, 20008006]

約数ペア:

[(1, 20008006), (2, 10004003), (113, 177062), (223, 89722), (226, 88531), (397, 50398), (446, 44861), (794, 25199)]