20677060

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3931}}^1$

素因数の和:4203

約数の個数: 24

約数和(自身を含む): 43598016

約数和(自身を除く): 22920956

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 3931, 5260, 7862, 15724, 19655, 39310, 78620, 1033853, 2067706, 4135412, 5169265, 10338530, 20677060]

約数ペア:

[(1, 20677060), (2, 10338530), (4, 5169265), (5, 4135412), (10, 2067706), (20, 1033853), (263, 78620), (526, 39310), (1052, 19655), (1315, 15724), (2630, 7862), (3931, 5260)]