18386330

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6991}}^1$

素因数の和:7261

約数の個数: 16

約数和(自身を含む): 33225984

約数和(自身を除く): 14839654

約数列:

[1, 2, 5, 10, 263, 526, 1315, 2630, 6991, 13982, 34955, 69910, 1838633, 3677266, 9193165, 18386330]

約数ペア:

[(1, 18386330), (2, 9193165), (5, 3677266), (10, 1838633), (263, 69910), (526, 34955), (1315, 13982), (2630, 6991)]