19829934

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1246

約数の個数: 40

約数和(自身を含む): 44881320

約数和(自身を除く): 25051386

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1123, 1962, 2246, 2943, 3369, 5886, 6738, 8829, 10107, 17658, 20214, 30321, 60642, 90963, 122407, 181926, 244814, 367221, 734442, 1101663, 2203326, 3304989, 6609978, 9914967, 19829934]

約数ペア:

[(1, 19829934), (2, 9914967), (3, 6609978), (6, 3304989), (9, 2203326), (18, 1101663), (27, 734442), (54, 367221), (81, 244814), (109, 181926), (162, 122407), (218, 90963), (327, 60642), (654, 30321), (981, 20214), (1123, 17658), (1962, 10107), (2246, 8829), (2943, 6738), (3369, 5886)]