18219880792

素因数分解:

$2^3\times {\mathrm{919}}^1\times {\mathrm{2478221}}^1$

素因数の和:2479146

約数の個数: 16

約数和(自身を含む): 34199463600

約数和(自身を除く): 15979582808

約数列:

[1, 2, 4, 8, 919, 1838, 3676, 7352, 2478221, 4956442, 9912884, 19825768, 2277485099, 4554970198, 9109940396, 18219880792]

約数ペア:

[(1, 18219880792), (2, 9109940396), (4, 4554970198), (8, 2277485099), (919, 19825768), (1838, 9912884), (3676, 4956442), (7352, 2478221)]