18318278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{4813}}^1$

素因数の和:4999

約数の個数: 16

約数和(自身を含む): 30154896

約数和(自身を除く): 11836618

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 4813, 9626, 52943, 105886, 832649, 1665298, 9159139, 18318278]

約数ペア:

[(1, 18318278), (2, 9159139), (11, 1665298), (22, 832649), (173, 105886), (346, 52943), (1903, 9626), (3806, 4813)]