20520897008638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{66797}}^1\times {\mathrm{11815879}}^1$

素因数の和:11882691

約数の個数: 16

約数和(自身を含む): 33149640394080

約数和(自身を除く): 12628743385442

約数列:

[1, 2, 13, 26, 66797, 133594, 868361, 1736722, 11815879, 23631758, 153606427, 307212854, 789265269563, 1578530539126, 10260448504319, 20520897008638]

約数ペア:

[(1, 20520897008638), (2, 10260448504319), (13, 1578530539126), (26, 789265269563), (66797, 307212854), (133594, 153606427), (868361, 23631758), (1736722, 11815879)]