2193886384

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{3344339}}^1$

素因数の和:3344388

約数の個数: 20

約数和(自身を含む): 4354330680

約数和(自身を除く): 2160444296

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 3344339, 6688678, 13377356, 26754712, 53509424, 137117899, 274235798, 548471596, 1096943192, 2193886384]

約数ペア:

[(1, 2193886384), (2, 1096943192), (4, 548471596), (8, 274235798), (16, 137117899), (41, 53509424), (82, 26754712), (164, 13377356), (328, 6688678), (656, 3344339)]