19691381199

素因数分解:

$3^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{920201}}^1$

素因数の和:921230

約数の個数: 16

約数和(自身を含む): 30035393280

約数和(自身を除く): 10344012081

約数列:

[1, 3, 7, 21, 1019, 3057, 7133, 21399, 920201, 2760603, 6441407, 19324221, 937684819, 2813054457, 6563793733, 19691381199]

約数ペア:

[(1, 19691381199), (3, 6563793733), (7, 2813054457), (21, 937684819), (1019, 19324221), (3057, 6441407), (7133, 2760603), (21399, 920201)]