18975219

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1098

約数の個数: 16

約数和(自身を含む): 26002944

約数和(自身を除く): 7027725

約数列:

[1, 3, 53, 131, 159, 393, 911, 2733, 6943, 20829, 48283, 119341, 144849, 358023, 6325073, 18975219]

約数ペア:

[(1, 18975219), (3, 6325073), (53, 358023), (131, 144849), (159, 119341), (393, 48283), (911, 20829), (2733, 6943)]