19988682

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{475921}}^1$

素因数の和:475933

約数の個数: 16

約数和(自身を含む): 45688512

約数和(自身を除く): 25699830

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 475921, 951842, 1427763, 2855526, 3331447, 6662894, 9994341, 19988682]

約数ペア:

[(1, 19988682), (2, 9994341), (3, 6662894), (6, 3331447), (7, 2855526), (14, 1427763), (21, 951842), (42, 475921)]