20166489231

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23422171}}^1$

素因数の和:23422222

約数の個数: 16

約数和(自身を含む): 31479399168

約数和(自身を除く): 11312909937

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23422171, 70266513, 163955197, 491865591, 960309011, 2880927033, 6722163077, 20166489231]

約数ペア:

[(1, 20166489231), (3, 6722163077), (7, 2880927033), (21, 960309011), (41, 491865591), (123, 163955197), (287, 70266513), (861, 23422171)]