19853588

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 35925120

約数和(自身を除く): 16071532

約数列:

[1, 2, 4, 53, 71, 106, 142, 212, 284, 1319, 2638, 3763, 5276, 7526, 15052, 69907, 93649, 139814, 187298, 279628, 374596, 4963397, 9926794, 19853588]

約数ペア:

[(1, 19853588), (2, 9926794), (4, 4963397), (53, 374596), (71, 279628), (106, 187298), (142, 139814), (212, 93649), (284, 69907), (1319, 15052), (2638, 7526), (3763, 5276)]