18986781648

素因数分解:

$2^4\times 3^1\times {\mathrm{811}}^1\times {\mathrm{487741}}^1$

素因数の和:488563

約数の個数: 40

約数和(自身を含む): 49109766496

約数和(自身を除く): 30122984848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 811, 1622, 2433, 3244, 4866, 6488, 9732, 12976, 19464, 38928, 487741, 975482, 1463223, 1950964, 2926446, 3901928, 5852892, 7803856, 11705784, 23411568, 395557951, 791115902, 1186673853, 1582231804, 2373347706, 3164463608, 4746695412, 6328927216, 9493390824, 18986781648]

約数ペア:

[(1, 18986781648), (2, 9493390824), (3, 6328927216), (4, 4746695412), (6, 3164463608), (8, 2373347706), (12, 1582231804), (16, 1186673853), (24, 791115902), (48, 395557951), (811, 23411568), (1622, 11705784), (2433, 7803856), (3244, 5852892), (4866, 3901928), (6488, 2926446), (9732, 1950964), (12976, 1463223), (19464, 975482), (38928, 487741)]