20147984631

素因数分解:

$3^8\times {\mathrm{3070871}}^1$

素因数の和:3070895

約数の個数: 18

約数和(自身を含む): 30220451352

約数和(自身を除く): 10072466721

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 6561, 3070871, 9212613, 27637839, 82913517, 248740551, 746221653, 2238664959, 6715994877, 20147984631]

約数ペア:

[(1, 20147984631), (3, 6715994877), (9, 2238664959), (27, 746221653), (81, 248740551), (243, 82913517), (729, 27637839), (2187, 9212613), (6561, 3070871)]