20218234001

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1783}}^1\times {\mathrm{85259}}^1$

素因数の和:87068

約数の個数: 16

約数和(自身を含む): 24336614400

約数和(自身を除く): 4118380399

約数列:

[1, 7, 19, 133, 1783, 12481, 33877, 85259, 237139, 596813, 1619921, 11339447, 152016797, 1064117579, 2888319143, 20218234001]

約数ペア:

[(1, 20218234001), (7, 2888319143), (19, 1064117579), (133, 152016797), (1783, 11339447), (12481, 1619921), (33877, 596813), (85259, 237139)]