20746229

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 24330240

約数和(自身を除く): 3584011

約数列:

[1, 7, 59, 191, 263, 413, 1337, 1841, 11269, 15517, 50233, 78883, 108619, 351631, 2963747, 20746229]

約数ペア:

[(1, 20746229), (7, 2963747), (59, 351631), (191, 108619), (263, 78883), (413, 50233), (1337, 15517), (1841, 11269)]