18111313

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 20952000

約数和(自身を除く): 2840687

約数列:

[1, 11, 19, 193, 209, 449, 2123, 3667, 4939, 8531, 40337, 86657, 93841, 953227, 1646483, 18111313]

約数ペア:

[(1, 18111313), (11, 1646483), (19, 953227), (193, 93841), (209, 86657), (449, 40337), (2123, 8531), (3667, 4939)]