20267687

素因数分解:

${\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 22740480

約数和(自身を除く): 2472793

約数列:

[1, 11, 79, 83, 281, 869, 913, 3091, 6557, 22199, 23323, 72127, 244189, 256553, 1842517, 20267687]

約数ペア:

[(1, 20267687), (11, 1842517), (79, 256553), (83, 244189), (281, 72127), (869, 23323), (913, 22199), (3091, 6557)]