20213306498

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131255237}}^1$

素因数の和:131255257

約数の個数: 16

約数和(自身を含む): 37801508544

約数和(自身を除く): 17588202046

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131255237, 262510474, 918786659, 1443807607, 1837573318, 2887615214, 10106653249, 20213306498]

約数ペア:

[(1, 20213306498), (2, 10106653249), (7, 2887615214), (11, 1837573318), (14, 1443807607), (22, 918786659), (77, 262510474), (154, 131255237)]