20163702854

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{620689}}^1$

素因数の和:621167

約数の個数: 16

約数和(自身を含む): 31133810400

約数和(自身を除く): 10970107546

約数列:

[1, 2, 37, 74, 439, 878, 16243, 32486, 620689, 1241378, 22965493, 45930986, 272482471, 544964942, 10081851427, 20163702854]

約数ペア:

[(1, 20163702854), (2, 10081851427), (37, 544964942), (74, 272482471), (439, 45930986), (878, 22965493), (16243, 1241378), (32486, 620689)]