20185513

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 21897216

約数和(自身を除く): 1711703

約数列:

[1, 23, 47, 71, 263, 1081, 1633, 3337, 6049, 12361, 18673, 76751, 284303, 429479, 877631, 20185513]

約数ペア:

[(1, 20185513), (23, 877631), (47, 429479), (71, 284303), (263, 76751), (1081, 18673), (1633, 12361), (3337, 6049)]