20541796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{466859}}^1$

素因数の和:466874

約数の個数: 12

約数和(自身を含む): 39216240

約数和(自身を除く): 18674444

約数列:

[1, 2, 4, 11, 22, 44, 466859, 933718, 1867436, 5135449, 10270898, 20541796]

約数ペア:

[(1, 20541796), (2, 10270898), (4, 5135449), (11, 1867436), (22, 933718), (44, 466859)]