20486718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{162593}}^1$

素因数の和:162608

約数の個数: 24

約数和(自身を含む): 50729328

約数和(自身を除く): 30242610

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 162593, 325186, 487779, 975558, 1138151, 1463337, 2276302, 2926674, 3414453, 6828906, 10243359, 20486718]

約数ペア:

[(1, 20486718), (2, 10243359), (3, 6828906), (6, 3414453), (7, 2926674), (9, 2276302), (14, 1463337), (18, 1138151), (21, 975558), (42, 487779), (63, 325186), (126, 162593)]