20178348638

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1693667}}^1$

素因数の和:1693736

約数の個数: 32

約数和(自身を含む): 37071005184

約数和(自身を除く): 16892656546

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 259, 322, 518, 851, 1702, 5957, 11914, 1693667, 3387334, 11855669, 23711338, 38954341, 62665679, 77908682, 125331358, 272680387, 438659753, 545360774, 877319506, 1441310617, 2882621234, 10089174319, 20178348638]

約数ペア:

[(1, 20178348638), (2, 10089174319), (7, 2882621234), (14, 1441310617), (23, 877319506), (37, 545360774), (46, 438659753), (74, 272680387), (161, 125331358), (259, 77908682), (322, 62665679), (518, 38954341), (851, 23711338), (1702, 11855669), (5957, 3387334), (11914, 1693667)]