20835873

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{3623}}^1$

素因数の和:3706

約数の個数: 20

約数和(自身を含む): 31572288

約数和(自身を除く): 10736415

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 3623, 5751, 10869, 32607, 97821, 257233, 293463, 771699, 2315097, 6945291, 20835873]

約数ペア:

[(1, 20835873), (3, 6945291), (9, 2315097), (27, 771699), (71, 293463), (81, 257233), (213, 97821), (639, 32607), (1917, 10869), (3623, 5751)]