20112963

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27143}}^1$

素因数の和:27178

約数の個数: 16

約数和(自身を含む): 30401280

約数和(自身を除く): 10288317

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27143, 81429, 352859, 515717, 1058577, 1547151, 6704321, 20112963]

約数ペア:

[(1, 20112963), (3, 6704321), (13, 1547151), (19, 1058577), (39, 515717), (57, 352859), (247, 81429), (741, 27143)]