20654842166

素因数分解:

$2^1\times 7^1\times {\mathrm{2027}}^1\times {\mathrm{727847}}^1$

素因数の和:729883

約数の個数: 16

約数和(自身を含む): 35425817856

約数和(自身を除く): 14770975690

約数列:

[1, 2, 7, 14, 2027, 4054, 14189, 28378, 727847, 1455694, 5094929, 10189858, 1475345869, 2950691738, 10327421083, 20654842166]

約数ペア:

[(1, 20654842166), (2, 10327421083), (7, 2950691738), (14, 1475345869), (2027, 10189858), (4054, 5094929), (14189, 1455694), (28378, 727847)]