205507157072

素因数分解:

$2^4\times 7^1\times {\mathrm{1834885331}}^1$

素因数の和:1834885346

約数の個数: 20

約数和(自身を含む): 455051562336

約数和(自身を除く): 249544405264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1834885331, 3669770662, 7339541324, 12844197317, 14679082648, 25688394634, 29358165296, 51376789268, 102753578536, 205507157072]

約数ペア:

[(1, 205507157072), (2, 102753578536), (4, 51376789268), (7, 29358165296), (8, 25688394634), (14, 14679082648), (16, 12844197317), (28, 7339541324), (56, 3669770662), (112, 1834885331)]