19397628

素因数分解:

$2^2\times 3^2\times {\mathrm{538823}}^1$

素因数の和:538833

約数の個数: 18

約数和(自身を含む): 49032984

約数和(自身を除く): 29635356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 538823, 1077646, 1616469, 2155292, 3232938, 4849407, 6465876, 9698814, 19397628]

約数ペア:

[(1, 19397628), (2, 9698814), (3, 6465876), (4, 4849407), (6, 3232938), (9, 2155292), (12, 1616469), (18, 1077646), (36, 538823)]