20499678

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{11057}}^1$

素因数の和:11168

約数の個数: 24

約数和(自身を含む): 44851248

約数和(自身を除く): 24351570

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 11057, 22114, 33171, 66342, 99513, 199026, 1138871, 2277742, 3416613, 6833226, 10249839, 20499678]

約数ペア:

[(1, 20499678), (2, 10249839), (3, 6833226), (6, 3416613), (9, 2277742), (18, 1138871), (103, 199026), (206, 99513), (309, 66342), (618, 33171), (927, 22114), (1854, 11057)]