20162044

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6991}}^1$

素因数の和:7105

約数の個数: 24

約数和(自身を含む): 40721408

約数和(自身を除く): 20559364

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 6991, 13982, 27964, 48937, 97874, 195748, 720073, 1440146, 2880292, 5040511, 10081022, 20162044]

約数ペア:

[(1, 20162044), (2, 10081022), (4, 5040511), (7, 2880292), (14, 1440146), (28, 720073), (103, 195748), (206, 97874), (412, 48937), (721, 27964), (1442, 13982), (2884, 6991)]