2020921491

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{344221}}^1$

素因数の和:344346

約数の個数: 16

約数和(自身を含む): 2863927040

約数和(自身を除く): 843005549

約数列:

[1, 3, 19, 57, 103, 309, 1957, 5871, 344221, 1032663, 6540199, 19620597, 35454763, 106364289, 673640497, 2020921491]

約数ペア:

[(1, 2020921491), (3, 673640497), (19, 106364289), (57, 35454763), (103, 19620597), (309, 6540199), (1957, 1032663), (5871, 344221)]