20201078521

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{6291211}}^1$

素因数の和:6291256

約数の個数: 12

約数和(自身を含む): 23025835920

約数和(自身を除く): 2824757399

約数列:

[1, 13, 19, 169, 247, 3211, 6291211, 81785743, 119533009, 1063214659, 1553929117, 20201078521]

約数ペア:

[(1, 20201078521), (13, 1553929117), (19, 1063214659), (169, 119533009), (247, 81785743), (3211, 6291211)]