20173922049

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{671591}}^1$

素因数の和:671661

約数の個数: 32

約数和(自身を含む): 30946959360

約数和(自身を除く): 10773037311

約数列:

[1, 3, 17, 19, 31, 51, 57, 93, 323, 527, 589, 969, 1581, 1767, 10013, 30039, 671591, 2014773, 11417047, 12760229, 20819321, 34251141, 38280687, 62457963, 216923893, 353928457, 395567099, 650771679, 1061785371, 1186701297, 6724640683, 20173922049]

約数ペア:

[(1, 20173922049), (3, 6724640683), (17, 1186701297), (19, 1061785371), (31, 650771679), (51, 395567099), (57, 353928457), (93, 216923893), (323, 62457963), (527, 38280687), (589, 34251141), (969, 20819321), (1581, 12760229), (1767, 11417047), (10013, 2014773), (30039, 671591)]