20118537

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10799}}^1$

素因数の和:10834

約数の個数: 20

約数和(自身を含む): 31363200

約数和(自身を除く): 11244663

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10799, 32397, 97191, 248377, 291573, 745131, 874719, 2235393, 6706179, 20118537]

約数ペア:

[(1, 20118537), (3, 6706179), (9, 2235393), (23, 874719), (27, 745131), (69, 291573), (81, 248377), (207, 97191), (621, 32397), (1863, 10799)]