15967628

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 28773360

約数和(自身を除く): 12805732

約数列:

[1, 2, 4, 53, 106, 109, 212, 218, 436, 691, 1382, 2764, 5777, 11554, 23108, 36623, 73246, 75319, 146492, 150638, 301276, 3991907, 7983814, 15967628]

約数ペア:

[(1, 15967628), (2, 7983814), (4, 3991907), (53, 301276), (106, 150638), (109, 146492), (212, 75319), (218, 73246), (436, 36623), (691, 23108), (1382, 11554), (2764, 5777)]