19292440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6607}}^1$

素因数の和:6691

約数の個数: 32

約数和(自身を含む): 44009280

約数和(自身を除く): 24716840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 6607, 13214, 26428, 33035, 52856, 66070, 132140, 264280, 482311, 964622, 1929244, 2411555, 3858488, 4823110, 9646220, 19292440]

約数ペア:

[(1, 19292440), (2, 9646220), (4, 4823110), (5, 3858488), (8, 2411555), (10, 1929244), (20, 964622), (40, 482311), (73, 264280), (146, 132140), (292, 66070), (365, 52856), (584, 33035), (730, 26428), (1460, 13214), (2920, 6607)]