19749842

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2646

約数の個数: 24

約数和(自身を含む): 34911360

約数和(自身を除く): 15161518

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 2551, 3871, 5102, 7742, 17857, 35714, 124999, 201529, 249998, 403058, 1410703, 2821406, 9874921, 19749842]

約数ペア:

[(1, 19749842), (2, 9874921), (7, 2821406), (14, 1410703), (49, 403058), (79, 249998), (98, 201529), (158, 124999), (553, 35714), (1106, 17857), (2551, 7742), (3871, 5102)]