2018971221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{39587671}}^1$

素因数の和:39587691

約数の個数: 8

約数和(自身を含む): 2850312384

約数和(自身を除く): 831341163

約数列:

[1, 3, 17, 51, 39587671, 118763013, 672990407, 2018971221]

約数ペア:

[(1, 2018971221), (3, 672990407), (17, 118763013), (51, 39587671)]