19517298

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{20719}}^1$

素因数の和:20881

約数の個数: 16

約数和(自身を含む): 39285120

約数和(自身を除く): 19767822

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 20719, 41438, 62157, 124314, 3252883, 6505766, 9758649, 19517298]

約数ペア:

[(1, 19517298), (2, 9758649), (3, 6505766), (6, 3252883), (157, 124314), (314, 62157), (471, 41438), (942, 20719)]