20173156906

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{249427}}^1$

素因数の和:249598

約数の個数: 32

約数和(自身を含む): 35558455680

約数和(自身を除く): 15385298774

約数列:

[1, 2, 7, 14, 53, 106, 109, 218, 371, 742, 763, 1526, 5777, 11554, 40439, 80878, 249427, 498854, 1745989, 3491978, 13219631, 26439262, 27187543, 54375086, 92537417, 185074834, 190312801, 380625602, 1440939779, 2881879558, 10086578453, 20173156906]

約数ペア:

[(1, 20173156906), (2, 10086578453), (7, 2881879558), (14, 1440939779), (53, 380625602), (106, 190312801), (109, 185074834), (218, 92537417), (371, 54375086), (742, 27187543), (763, 26439262), (1526, 13219631), (5777, 3491978), (11554, 1745989), (40439, 498854), (80878, 249427)]