218514340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{993247}}^1$

素因数の和:993267

約数の個数: 24

約数和(自身を含む): 500596992

約数和(自身を除く): 282082652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 993247, 1986494, 3972988, 4966235, 9932470, 10925717, 19864940, 21851434, 43702868, 54628585, 109257170, 218514340]

約数ペア:

[(1, 218514340), (2, 109257170), (4, 54628585), (5, 43702868), (10, 21851434), (11, 19864940), (20, 10925717), (22, 9932470), (44, 4966235), (55, 3972988), (110, 1986494), (220, 993247)]