19408899

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2089}}^1$

素因数の和:2274

約数の個数: 16

約数和(自身を含む): 27420800

約数和(自身を除く): 8011901

約数列:

[1, 3, 19, 57, 163, 489, 2089, 3097, 6267, 9291, 39691, 119073, 340507, 1021521, 6469633, 19408899]

約数ペア:

[(1, 19408899), (3, 6469633), (19, 1021521), (57, 340507), (163, 119073), (489, 39691), (2089, 9291), (3097, 6267)]