20121448281

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{55430987}}^1$

素因数の和:55431012

約数の個数: 12

約数和(自身を含む): 29489285616

約数和(自身を除く): 9367837335

約数列:

[1, 3, 11, 33, 121, 363, 55430987, 166292961, 609740857, 1829222571, 6707149427, 20121448281]

約数ペア:

[(1, 20121448281), (3, 6707149427), (11, 1829222571), (33, 609740857), (121, 166292961), (363, 55430987)]