19991694

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{195997}}^1$

素因数の和:196019

約数の個数: 16

約数和(自身を含む): 42335568

約数和(自身を除く): 22343874

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 195997, 391994, 587991, 1175982, 3331949, 6663898, 9995847, 19991694]

約数ペア:

[(1, 19991694), (2, 9995847), (3, 6663898), (6, 3331949), (17, 1175982), (34, 587991), (51, 391994), (102, 195997)]