19643346

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 25041294

約数列:

[1, 2, 3, 6, 9, 18, 41, 43, 82, 86, 123, 129, 246, 258, 369, 387, 619, 738, 774, 1238, 1763, 1857, 3526, 3714, 5289, 5571, 10578, 11142, 15867, 25379, 26617, 31734, 50758, 53234, 76137, 79851, 152274, 159702, 228411, 239553, 456822, 479106, 1091297, 2182594, 3273891, 6547782, 9821673, 19643346]

約数ペア:

[(1, 19643346), (2, 9821673), (3, 6547782), (6, 3273891), (9, 2182594), (18, 1091297), (41, 479106), (43, 456822), (82, 239553), (86, 228411), (123, 159702), (129, 152274), (246, 79851), (258, 76137), (369, 53234), (387, 50758), (619, 31734), (738, 26617), (774, 25379), (1238, 15867), (1763, 11142), (1857, 10578), (3526, 5571), (3714, 5289)]