19680881764

素因数分解:

$2^2\times {\mathrm{1021}}^1\times {\mathrm{4819021}}^1$

素因数の和:4820046

約数の個数: 12

約数和(自身を含む): 34475283388

約数和(自身を除く): 14794401624

約数列:

[1, 2, 4, 1021, 2042, 4084, 4819021, 9638042, 19276084, 4920220441, 9840440882, 19680881764]

約数ペア:

[(1, 19680881764), (2, 9840440882), (4, 4920220441), (1021, 19276084), (2042, 9638042), (4084, 4819021)]