20724473

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9281}}^1$

素因数の和:9328

約数の個数: 16

約数和(自身を含む): 26732160

約数和(自身を除く): 6007687

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 9281, 64967, 102091, 269149, 714637, 1884043, 2960639, 20724473]

約数ペア:

[(1, 20724473), (7, 2960639), (11, 1884043), (29, 714637), (77, 269149), (203, 102091), (319, 64967), (2233, 9281)]