20548656

素因数分解:

$2^4\times 3^2\times {\mathrm{142699}}^1$

素因数の和:142713

約数の個数: 30

約数和(自身を含む): 57508100

約数和(自身を除く): 36959444

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142699, 285398, 428097, 570796, 856194, 1141592, 1284291, 1712388, 2283184, 2568582, 3424776, 5137164, 6849552, 10274328, 20548656]

約数ペア:

[(1, 20548656), (2, 10274328), (3, 6849552), (4, 5137164), (6, 3424776), (8, 2568582), (9, 2283184), (12, 1712388), (16, 1284291), (18, 1141592), (24, 856194), (36, 570796), (48, 428097), (72, 285398), (144, 142699)]