19167183

素因数分解:

$3^2\times 7^4\times {\mathrm{887}}^1$

素因数の和:921

約数の個数: 30

約数和(自身を含む): 32334744

約数和(自身を除く): 13167561

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 887, 1029, 2401, 2661, 3087, 6209, 7203, 7983, 18627, 21609, 43463, 55881, 130389, 304241, 391167, 912723, 2129687, 2738169, 6389061, 19167183]

約数ペア:

[(1, 19167183), (3, 6389061), (7, 2738169), (9, 2129687), (21, 912723), (49, 391167), (63, 304241), (147, 130389), (343, 55881), (441, 43463), (887, 21609), (1029, 18627), (2401, 7983), (2661, 7203), (3087, 6209)]