18325480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19919}}^1$

素因数の和:19953

約数の個数: 32

約数和(自身を含む): 43027200

約数和(自身を除く): 24701720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 19919, 39838, 79676, 99595, 159352, 199190, 398380, 458137, 796760, 916274, 1832548, 2290685, 3665096, 4581370, 9162740, 18325480]

約数ペア:

[(1, 18325480), (2, 9162740), (4, 4581370), (5, 3665096), (8, 2290685), (10, 1832548), (20, 916274), (23, 796760), (40, 458137), (46, 398380), (92, 199190), (115, 159352), (184, 99595), (230, 79676), (460, 39838), (920, 19919)]