20931886

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{3583}}^1$

素因数の和:3735

約数の個数: 16

約数和(自身を含む): 33030144

約数和(自身を除く): 12098258

約数列:

[1, 2, 23, 46, 127, 254, 2921, 3583, 5842, 7166, 82409, 164818, 455041, 910082, 10465943, 20931886]

約数ペア:

[(1, 20931886), (2, 10465943), (23, 910082), (46, 455041), (127, 164818), (254, 82409), (2921, 7166), (3583, 5842)]