18173864

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2297}}^1$

素因数の和:2369

約数の個数: 32

約数和(自身を含む): 36400320

約数和(自身を除く): 18226456

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 2297, 3956, 4594, 7912, 9188, 18376, 52831, 98771, 105662, 197542, 211324, 395084, 422648, 790168, 2271733, 4543466, 9086932, 18173864]

約数ペア:

[(1, 18173864), (2, 9086932), (4, 4543466), (8, 2271733), (23, 790168), (43, 422648), (46, 395084), (86, 211324), (92, 197542), (172, 105662), (184, 98771), (344, 52831), (989, 18376), (1978, 9188), (2297, 7912), (3956, 4594)]