20554653

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23873}}^1$

素因数の和:23924

約数の個数: 16

約数和(自身を含む): 32086656

約数和(自身を除く): 11532003

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23873, 71619, 167111, 501333, 978793, 2936379, 6851551, 20554653]

約数ペア:

[(1, 20554653), (3, 6851551), (7, 2936379), (21, 978793), (41, 501333), (123, 167111), (287, 71619), (861, 23873)]