20348728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149623}}^1$

素因数の和:149646

約数の個数: 16

約数和(自身を含む): 40398480

約数和(自身を除く): 20049752

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149623, 299246, 598492, 1196984, 2543591, 5087182, 10174364, 20348728]

約数ペア:

[(1, 20348728), (2, 10174364), (4, 5087182), (8, 2543591), (17, 1196984), (34, 598492), (68, 299246), (136, 149623)]