19580738

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1021}}^1$

素因数の和:1289

約数の個数: 16

約数和(自身を含む): 30218496

約数和(自身を除く): 10637758

約数列:

[1, 2, 43, 86, 223, 446, 1021, 2042, 9589, 19178, 43903, 87806, 227683, 455366, 9790369, 19580738]

約数ペア:

[(1, 19580738), (2, 9790369), (43, 455366), (86, 227683), (223, 87806), (446, 43903), (1021, 19178), (2042, 9589)]