20129532549

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2343641}}^1$

素因数の和:2344060

約数の個数: 16

約数和(自身を含む): 30748583040

約数和(自身を除く): 10619050491

約数列:

[1, 3, 7, 21, 409, 1227, 2863, 8589, 2343641, 7030923, 16405487, 49216461, 958549169, 2875647507, 6709844183, 20129532549]

約数ペア:

[(1, 20129532549), (3, 6709844183), (7, 2875647507), (21, 958549169), (409, 49216461), (1227, 16405487), (2863, 7030923), (8589, 2343641)]