20167508378

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{138977}}^1$

素因数の和:139106

約数の個数: 24

約数和(自身を含む): 31677811452

約数和(自身を除く): 11510303074

約数列:

[1, 2, 37, 53, 74, 106, 1369, 1961, 2738, 3922, 72557, 138977, 145114, 277954, 5142149, 7365781, 10284298, 14731562, 190259513, 272533897, 380519026, 545067794, 10083754189, 20167508378]

約数ペア:

[(1, 20167508378), (2, 10083754189), (37, 545067794), (53, 380519026), (74, 272533897), (106, 190259513), (1369, 14731562), (1961, 10284298), (2738, 7365781), (3922, 5142149), (72557, 277954), (138977, 145114)]