208523504

素因数分解:

$2^4\times 7^1\times {\mathrm{1861817}}^1$

素因数の和:1861832

約数の個数: 20

約数和(自身を含む): 461730864

約数和(自身を除く): 253207360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1861817, 3723634, 7447268, 13032719, 14894536, 26065438, 29789072, 52130876, 104261752, 208523504]

約数ペア:

[(1, 208523504), (2, 104261752), (4, 52130876), (7, 29789072), (8, 26065438), (14, 14894536), (16, 13032719), (28, 7447268), (56, 3723634), (112, 1861817)]