20145771844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457858451}}^1$

素因数の和:457858466

約数の個数: 12

約数和(自身を含む): 38460109968

約数和(自身を除く): 18314338124

約数列:

[1, 2, 4, 11, 22, 44, 457858451, 915716902, 1831433804, 5036442961, 10072885922, 20145771844]

約数ペア:

[(1, 20145771844), (2, 10072885922), (4, 5036442961), (11, 1831433804), (22, 915716902), (44, 457858451)]