20354444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{6337}}^1$

素因数の和:6425

約数の個数: 24

約数和(自身を含む): 39397008

約数和(自身を除く): 19042564

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 6337, 12674, 25348, 69707, 139414, 278828, 462601, 925202, 1850404, 5088611, 10177222, 20354444]

約数ペア:

[(1, 20354444), (2, 10177222), (4, 5088611), (11, 1850404), (22, 925202), (44, 462601), (73, 278828), (146, 139414), (292, 69707), (803, 25348), (1606, 12674), (3212, 6337)]