205871824

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{313829}}^1$

素因数の和:313878

約数の個数: 20

約数和(自身を含む): 408606660

約数和(自身を除く): 202734836

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 313829, 627658, 1255316, 2510632, 5021264, 12866989, 25733978, 51467956, 102935912, 205871824]

約数ペア:

[(1, 205871824), (2, 102935912), (4, 51467956), (8, 25733978), (16, 12866989), (41, 5021264), (82, 2510632), (164, 1255316), (328, 627658), (656, 313829)]