19791662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1361}}^1$

素因数の和:2035

約数の個数: 16

約数和(自身を含む): 32459184

約数和(自身を除く): 12667522

約数列:

[1, 2, 11, 22, 661, 1322, 1361, 2722, 7271, 14542, 14971, 29942, 899621, 1799242, 9895831, 19791662]

約数ペア:

[(1, 19791662), (2, 9895831), (11, 1799242), (22, 899621), (661, 29942), (1322, 14971), (1361, 14542), (2722, 7271)]