20523974

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{823}}^1$

素因数の和:1199

約数の個数: 16

約数和(自身を含む): 31750368

約数和(自身を除く): 11226394

約数列:

[1, 2, 37, 74, 337, 674, 823, 1646, 12469, 24938, 30451, 60902, 277351, 554702, 10261987, 20523974]

約数ペア:

[(1, 20523974), (2, 10261987), (37, 554702), (74, 277351), (337, 60902), (674, 30451), (823, 24938), (1646, 12469)]