18811714

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1723}}^1$

素因数の和:1881

約数の個数: 16

約数和(自身を含む): 29045952

約数和(自身を除く): 10234238

約数列:

[1, 2, 53, 103, 106, 206, 1723, 3446, 5459, 10918, 91319, 177469, 182638, 354938, 9405857, 18811714]

約数ペア:

[(1, 18811714), (2, 9405857), (53, 354938), (103, 182638), (106, 177469), (206, 91319), (1723, 10918), (3446, 5459)]