19943302

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2273}}^1$

素因数の和:2423

約数の個数: 16

約数和(自身を含む): 30944592

約数和(自身を除く): 11001290

約数列:

[1, 2, 41, 82, 107, 214, 2273, 4387, 4546, 8774, 93193, 186386, 243211, 486422, 9971651, 19943302]

約数ペア:

[(1, 19943302), (2, 9971651), (41, 486422), (82, 243211), (107, 186386), (214, 93193), (2273, 8774), (4387, 4546)]