16839890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 32123520

約数和(自身を除く): 15283630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 263, 337, 526, 674, 1315, 1685, 2630, 3370, 4997, 6403, 9994, 12806, 24985, 32015, 49970, 64030, 88631, 177262, 443155, 886310, 1683989, 3367978, 8419945, 16839890]

約数ペア:

[(1, 16839890), (2, 8419945), (5, 3367978), (10, 1683989), (19, 886310), (38, 443155), (95, 177262), (190, 88631), (263, 64030), (337, 49970), (526, 32015), (674, 24985), (1315, 12806), (1685, 9994), (2630, 6403), (3370, 4997)]