81940432

素因数分解:

$2^4\times 7^1\times {\mathrm{731611}}^1$

素因数の和:731626

約数の個数: 20

約数和(自身を含む): 181439776

約数和(自身を除く): 99499344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 731611, 1463222, 2926444, 5121277, 5852888, 10242554, 11705776, 20485108, 40970216, 81940432]

約数ペア:

[(1, 81940432), (2, 40970216), (4, 20485108), (7, 11705776), (8, 10242554), (14, 5852888), (16, 5121277), (28, 2926444), (56, 1463222), (112, 731611)]