20229836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2179}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 38821440

約数和(自身を除く): 18591604

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 2179, 2321, 4358, 4642, 8716, 9284, 23969, 47938, 95876, 459769, 919538, 1839076, 5057459, 10114918, 20229836]

約数ペア:

[(1, 20229836), (2, 10114918), (4, 5057459), (11, 1839076), (22, 919538), (44, 459769), (211, 95876), (422, 47938), (844, 23969), (2179, 9284), (2321, 8716), (4358, 4642)]