18683769

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10193}}^1$

素因数の和:10256

約数の個数: 16

約数和(自身を含む): 27401472

約数和(自身を除く): 8717703

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10193, 30579, 132509, 397527, 479071, 1437213, 6227923, 18683769]

約数ペア:

[(1, 18683769), (3, 6227923), (13, 1437213), (39, 479071), (47, 397527), (141, 132509), (611, 30579), (1833, 10193)]