138745616

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{81043}}^1$

素因数の和:81158

約数の個数: 20

約数和(自身を含む): 271335312

約数和(自身を除く): 132589696

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 81043, 162086, 324172, 648344, 1296688, 8671601, 17343202, 34686404, 69372808, 138745616]

約数ペア:

[(1, 138745616), (2, 69372808), (4, 34686404), (8, 17343202), (16, 8671601), (107, 1296688), (214, 648344), (428, 324172), (856, 162086), (1712, 81043)]