19625012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{2311}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 37676352

約数和(自身を除く): 18051340

約数列:

[1, 2, 4, 11, 22, 44, 193, 386, 772, 2123, 2311, 4246, 4622, 8492, 9244, 25421, 50842, 101684, 446023, 892046, 1784092, 4906253, 9812506, 19625012]

約数ペア:

[(1, 19625012), (2, 9812506), (4, 4906253), (11, 1784092), (22, 892046), (44, 446023), (193, 101684), (386, 50842), (772, 25421), (2123, 9244), (2311, 8492), (4246, 4622)]