18994353

素因数分解:

$3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1777}}^1$

素因数の和:2296

約数の個数: 16

約数和(自身を含む): 29016960

約数和(自身を除く): 10022607

約数列:

[1, 3, 7, 21, 509, 1527, 1777, 3563, 5331, 10689, 12439, 37317, 904493, 2713479, 6331451, 18994353]

約数ペア:

[(1, 18994353), (3, 6331451), (7, 2713479), (21, 904493), (509, 37317), (1527, 12439), (1777, 10689), (3563, 5331)]