20205218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3389}}^1$

素因数の和:3673

約数の個数: 16

約数和(自身を含む): 33194880

約数和(自身を除く): 12989662

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3389, 5962, 6778, 37279, 74558, 918419, 1836838, 10102609, 20205218]

約数ペア:

[(1, 20205218), (2, 10102609), (11, 1836838), (22, 918419), (271, 74558), (542, 37279), (2981, 6778), (3389, 5962)]