19608556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{445649}}^1$

素因数の和:445664

約数の個数: 12

約数和(自身を含む): 37434600

約数和(自身を除く): 17826044

約数列:

[1, 2, 4, 11, 22, 44, 445649, 891298, 1782596, 4902139, 9804278, 19608556]

約数ペア:

[(1, 19608556), (2, 9804278), (4, 4902139), (11, 1782596), (22, 891298), (44, 445649)]