17998876

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{701}}^1$

素因数の和:850

約数の個数: 36

約数和(自身を含む): 36972936

約数和(自身を除く): 18974060

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 701, 917, 1402, 1834, 2804, 3668, 4907, 6419, 9814, 12838, 19628, 25676, 34349, 68698, 91831, 137396, 183662, 367324, 642817, 1285634, 2571268, 4499719, 8999438, 17998876]

約数ペア:

[(1, 17998876), (2, 8999438), (4, 4499719), (7, 2571268), (14, 1285634), (28, 642817), (49, 367324), (98, 183662), (131, 137396), (196, 91831), (262, 68698), (524, 34349), (701, 25676), (917, 19628), (1402, 12838), (1834, 9814), (2804, 6419), (3668, 4907)]