2489771518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{4783}}^1\times {\mathrm{20021}}^1$

素因数の和:24819

約数の個数: 16

約数和(自身を含む): 4022980416

約数和(自身を除く): 1533208898

約数列:

[1, 2, 13, 26, 4783, 9566, 20021, 40042, 62179, 124358, 260273, 520546, 95760443, 191520886, 1244885759, 2489771518]

約数ペア:

[(1, 2489771518), (2, 1244885759), (13, 191520886), (26, 95760443), (4783, 520546), (9566, 260273), (20021, 124358), (40042, 62179)]