20851175267

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1\times {\mathrm{36721}}^1$

素因数の和:38174

約数の個数: 16

約数和(自身を含む): 23196552960

約数和(自身を除く): 2345377693

約数列:

[1, 13, 31, 403, 1409, 18317, 36721, 43679, 477373, 567827, 1138351, 14798563, 51739889, 672618557, 1603936559, 20851175267]

約数ペア:

[(1, 20851175267), (13, 1603936559), (31, 672618557), (403, 51739889), (1409, 14798563), (18317, 1138351), (36721, 567827), (43679, 477373)]