20970807

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{48883}}^1$

素因数の和:48910

約数の個数: 16

約数和(自身を含む): 32850048

約数和(自身を除く): 11879241

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 48883, 146649, 537713, 635479, 1613139, 1906437, 6990269, 20970807]

約数ペア:

[(1, 20970807), (3, 6990269), (11, 1906437), (13, 1613139), (33, 635479), (39, 537713), (143, 146649), (429, 48883)]