20963286

素因数分解:

$2^1\times 3^4\times {\mathrm{129403}}^1$

素因数の和:129417

約数の個数: 20

約数和(自身を含む): 46973652

約数和(自身を除く): 26010366

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 129403, 258806, 388209, 776418, 1164627, 2329254, 3493881, 6987762, 10481643, 20963286]

約数ペア:

[(1, 20963286), (2, 10481643), (3, 6987762), (6, 3493881), (9, 2329254), (18, 1164627), (27, 776418), (54, 388209), (81, 258806), (162, 129403)]