18100642

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 31968000

約数和(自身を除く): 13867358

約数列:

[1, 2, 7, 14, 73, 89, 146, 178, 199, 398, 511, 623, 1022, 1246, 1393, 2786, 6497, 12994, 14527, 17711, 29054, 35422, 45479, 90958, 101689, 123977, 203378, 247954, 1292903, 2585806, 9050321, 18100642]

約数ペア:

[(1, 18100642), (2, 9050321), (7, 2585806), (14, 1292903), (73, 247954), (89, 203378), (146, 123977), (178, 101689), (199, 90958), (398, 45479), (511, 35422), (623, 29054), (1022, 17711), (1246, 14527), (1393, 12994), (2786, 6497)]