20342343

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{8887}}^1$

素因数の和:9006

約数の個数: 16

約数和(自身を含む): 31285760

約数和(自身を除く): 10943417

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 8887, 26661, 62209, 186627, 968683, 2906049, 6780781, 20342343]

約数ペア:

[(1, 20342343), (3, 6780781), (7, 2906049), (21, 968683), (109, 186627), (327, 62209), (763, 26661), (2289, 8887)]