20910782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{4073}}^1$

素因数の和:4243

約数の個数: 16

約数和(自身を含む): 33439392

約数和(自身を除く): 12528610

約数列:

[1, 2, 17, 34, 151, 302, 2567, 4073, 5134, 8146, 69241, 138482, 615023, 1230046, 10455391, 20910782]

約数ペア:

[(1, 20910782), (2, 10455391), (17, 1230046), (34, 615023), (151, 138482), (302, 69241), (2567, 8146), (4073, 5134)]