19438167

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13037}}^1$

素因数の和:13118

約数の個数: 16

約数和(自身を含む): 30039552

約数和(自身を除く): 10601385

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 13037, 39111, 91259, 273777, 925627, 2776881, 6479389, 19438167]

約数ペア:

[(1, 19438167), (3, 6479389), (7, 2776881), (21, 925627), (71, 273777), (213, 91259), (497, 39111), (1491, 13037)]