20557636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16111}}^1$

素因数の和:16155

約数の個数: 24

約数和(自身を含む): 40602240

約数和(自身を除く): 20044604

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16111, 32222, 64444, 177221, 354442, 467219, 708884, 934438, 1868876, 5139409, 10278818, 20557636]

約数ペア:

[(1, 20557636), (2, 10278818), (4, 5139409), (11, 1868876), (22, 934438), (29, 708884), (44, 467219), (58, 354442), (116, 177221), (319, 64444), (638, 32222), (1276, 16111)]