820095188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{929}}^1\times {\mathrm{20063}}^1$

素因数の和:21007

約数の個数: 24

約数和(自身を含む): 1567399680

約数和(自身を除く): 747304492

約数列:

[1, 2, 4, 11, 22, 44, 929, 1858, 3716, 10219, 20063, 20438, 40126, 40876, 80252, 220693, 441386, 882772, 18638527, 37277054, 74554108, 205023797, 410047594, 820095188]

約数ペア:

[(1, 820095188), (2, 410047594), (4, 205023797), (11, 74554108), (22, 37277054), (44, 18638527), (929, 882772), (1858, 441386), (3716, 220693), (10219, 80252), (20063, 40876), (20438, 40126)]