890274416

素因数分解:

$2^4\times {\mathrm{3557}}^1\times {\mathrm{15643}}^1$

素因数の和:19208

約数の個数: 20

約数和(自身を含む): 1725501912

約数和(自身を除く): 835227496

約数列:

[1, 2, 4, 8, 16, 3557, 7114, 14228, 15643, 28456, 31286, 56912, 62572, 125144, 250288, 55642151, 111284302, 222568604, 445137208, 890274416]

約数ペア:

[(1, 890274416), (2, 445137208), (4, 222568604), (8, 111284302), (16, 55642151), (3557, 250288), (7114, 125144), (14228, 62572), (15643, 56912), (28456, 31286)]