19019301

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1187}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 29795040

約数和(自身を除く): 10775739

約数列:

[1, 3, 7, 21, 49, 109, 147, 327, 763, 1187, 2289, 3561, 5341, 8309, 16023, 24927, 58163, 129383, 174489, 388149, 905681, 2717043, 6339767, 19019301]

約数ペア:

[(1, 19019301), (3, 6339767), (7, 2717043), (21, 905681), (49, 388149), (109, 174489), (147, 129383), (327, 58163), (763, 24927), (1187, 16023), (2289, 8309), (3561, 5341)]