20282297

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{479}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 24330240

約数和(自身を除く): 4047943

約数列:

[1, 7, 23, 161, 263, 479, 1841, 3353, 6049, 11017, 42343, 77119, 125977, 881839, 2897471, 20282297]

約数ペア:

[(1, 20282297), (7, 2897471), (23, 881839), (161, 125977), (263, 77119), (479, 42343), (1841, 11017), (3353, 6049)]