18716004

素因数分解:

$2^2\times 3^2\times {\mathrm{519889}}^1$

素因数の和:519899

約数の個数: 18

約数和(自身を含む): 47309990

約数和(自身を除く): 28593986

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 519889, 1039778, 1559667, 2079556, 3119334, 4679001, 6238668, 9358002, 18716004]

約数ペア:

[(1, 18716004), (2, 9358002), (3, 6238668), (4, 4679001), (6, 3119334), (9, 2079556), (12, 1559667), (18, 1039778), (36, 519889)]