20526286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12781}}^1$

素因数の和:12867

約数の個数: 16

約数和(自身を含む): 34051248

約数和(自身を除く): 13524962

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 12781, 25562, 140591, 281182, 933013, 1866026, 10263143, 20526286]

約数ペア:

[(1, 20526286), (2, 10263143), (11, 1866026), (22, 933013), (73, 281182), (146, 140591), (803, 25562), (1606, 12781)]