19937004

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{87443}}^1$

素因数の和:87469

約数の個数: 24

約数和(自身を含む): 48968640

約数和(自身を除く): 29031636

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 87443, 174886, 262329, 349772, 524658, 1049316, 1661417, 3322834, 4984251, 6645668, 9968502, 19937004]

約数ペア:

[(1, 19937004), (2, 9968502), (3, 6645668), (4, 4984251), (6, 3322834), (12, 1661417), (19, 1049316), (38, 524658), (57, 349772), (76, 262329), (114, 174886), (228, 87443)]