19396419

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13009}}^1$

素因数の和:13090

約数の個数: 16

約数和(自身を含む): 29975040

約数和(自身を除く): 10578621

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 13009, 39027, 91063, 273189, 923639, 2770917, 6465473, 19396419]

約数ペア:

[(1, 19396419), (3, 6465473), (7, 2770917), (21, 923639), (71, 273189), (213, 91063), (497, 39027), (1491, 13009)]