20009344

素因数分解:

$2^7\times {\mathrm{223}}^1\times {\mathrm{701}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 40098240

約数和(自身を除く): 20088896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 223, 446, 701, 892, 1402, 1784, 2804, 3568, 5608, 7136, 11216, 14272, 22432, 28544, 44864, 89728, 156323, 312646, 625292, 1250584, 2501168, 5002336, 10004672, 20009344]

約数ペア:

[(1, 20009344), (2, 10004672), (4, 5002336), (8, 2501168), (16, 1250584), (32, 625292), (64, 312646), (128, 156323), (223, 89728), (446, 44864), (701, 28544), (892, 22432), (1402, 14272), (1784, 11216), (2804, 7136), (3568, 5608)]