20147386

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20269}}^1$

素因数の和:20349

約数の個数: 16

約数和(自身を含む): 35026560

約数和(自身を除く): 14879174

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 20269, 40538, 141883, 283766, 1439099, 2878198, 10073693, 20147386]

約数ペア:

[(1, 20147386), (2, 10073693), (7, 2878198), (14, 1439099), (71, 283766), (142, 141883), (497, 40538), (994, 20269)]