20714045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12149}}^1$

素因数の和:12196

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 7279555

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 12149, 60745, 133639, 376619, 668195, 1883095, 4142809, 20714045]

約数ペア:

[(1, 20714045), (5, 4142809), (11, 1883095), (31, 668195), (55, 376619), (155, 133639), (341, 60745), (1705, 12149)]