18769000

素因数分解:

$2^3\times 5^3\times {\mathrm{137}}^2$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 44242380

約数和(自身を除く): 25473380

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 137, 200, 250, 274, 500, 548, 685, 1000, 1096, 1370, 2740, 3425, 5480, 6850, 13700, 17125, 18769, 27400, 34250, 37538, 68500, 75076, 93845, 137000, 150152, 187690, 375380, 469225, 750760, 938450, 1876900, 2346125, 3753800, 4692250, 9384500, 18769000]

約数ペア:

[(1, 18769000), (2, 9384500), (4, 4692250), (5, 3753800), (8, 2346125), (10, 1876900), (20, 938450), (25, 750760), (40, 469225), (50, 375380), (100, 187690), (125, 150152), (137, 137000), (200, 93845), (250, 75076), (274, 68500), (500, 37538), (548, 34250), (685, 27400), (1000, 18769), (1096, 17125), (1370, 13700), (2740, 6850), (3425, 5480)]