20199331091

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3253}}^1\times {\mathrm{4603}}^1$

素因数の和:7946

約数の個数: 16

約数和(自身を含む): 21573239040

約数和(自身を除く): 1373907949

約数列:

[1, 19, 71, 1349, 3253, 4603, 61807, 87457, 230963, 326813, 4388297, 6209447, 14973559, 284497621, 1063122689, 20199331091]

約数ペア:

[(1, 20199331091), (19, 1063122689), (71, 284497621), (1349, 14973559), (3253, 6209447), (4603, 4388297), (61807, 326813), (87457, 230963)]