19860976

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{7433}}^1$

素因数の和:7608

約数の個数: 20

約数和(自身を含む): 38716272

約数和(自身を除く): 18855296

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 7433, 14866, 29732, 59464, 118928, 1241311, 2482622, 4965244, 9930488, 19860976]

約数ペア:

[(1, 19860976), (2, 9930488), (4, 4965244), (8, 2482622), (16, 1241311), (167, 118928), (334, 59464), (668, 29732), (1336, 14866), (2672, 7433)]