19289853

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12228867

約数列:

[1, 3, 9, 11, 27, 33, 99, 107, 297, 321, 607, 963, 1177, 1821, 2889, 3531, 5463, 6677, 10593, 16389, 20031, 31779, 60093, 64949, 180279, 194847, 584541, 714439, 1753623, 2143317, 6429951, 19289853]

約数ペア:

[(1, 19289853), (3, 6429951), (9, 2143317), (11, 1753623), (27, 714439), (33, 584541), (99, 194847), (107, 180279), (297, 64949), (321, 60093), (607, 31779), (963, 20031), (1177, 16389), (1821, 10593), (2889, 6677), (3531, 5463)]