20879004

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{42437}}^1$

素因数の和:42485

約数の個数: 24

約数和(自身を含む): 49907088

約数和(自身を除く): 29028084

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 42437, 84874, 127311, 169748, 254622, 509244, 1739917, 3479834, 5219751, 6959668, 10439502, 20879004]

約数ペア:

[(1, 20879004), (2, 10439502), (3, 6959668), (4, 5219751), (6, 3479834), (12, 1739917), (41, 509244), (82, 254622), (123, 169748), (164, 127311), (246, 84874), (492, 42437)]