18428931

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{6379}}^1$

素因数の和:6495

約数の個数: 16

約数和(自身を含む): 27561600

約数和(自身を除く): 9132669

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 6379, 19137, 57411, 172233, 682553, 2047659, 6142977, 18428931]

約数ペア:

[(1, 18428931), (3, 6142977), (9, 2047659), (27, 682553), (107, 172233), (321, 57411), (963, 19137), (2889, 6379)]