18475118

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{2081}}^1$

素因数の和:2299

約数の個数: 16

約数和(自身を含む): 29081376

約数和(自身を除く): 10606258

約数列:

[1, 2, 23, 46, 193, 386, 2081, 4162, 4439, 8878, 47863, 95726, 401633, 803266, 9237559, 18475118]

約数ペア:

[(1, 18475118), (2, 9237559), (23, 803266), (46, 401633), (193, 95726), (386, 47863), (2081, 8878), (4162, 4439)]