20899681429

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{391021}}^1$

素因数の和:391188

約数の個数: 16

約数和(自身を含む): 23536396224

約数和(自身を除く): 2636714795

約数列:

[1, 11, 43, 113, 473, 1243, 4859, 53449, 391021, 4301231, 16813903, 44185373, 184952933, 486039103, 1899971039, 20899681429]

約数ペア:

[(1, 20899681429), (11, 1899971039), (43, 486039103), (113, 184952933), (473, 44185373), (1243, 16813903), (4859, 4301231), (53449, 391021)]