18243669

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 27316224

約数和(自身を除く): 9072555

約数列:

[1, 3, 17, 23, 51, 69, 103, 151, 309, 391, 453, 1173, 1751, 2369, 2567, 3473, 5253, 7107, 7701, 10419, 15553, 40273, 46659, 59041, 120819, 177123, 264401, 357719, 793203, 1073157, 6081223, 18243669]

約数ペア:

[(1, 18243669), (3, 6081223), (17, 1073157), (23, 793203), (51, 357719), (69, 264401), (103, 177123), (151, 120819), (309, 59041), (391, 46659), (453, 40273), (1173, 15553), (1751, 10419), (2369, 7701), (2567, 7107), (3473, 5253)]