16416580

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4253}}^1$

素因数の和:4455

約数の個数: 24

約数和(自身を含む): 34661592

約数和(自身を除く): 18245012

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4253, 8506, 17012, 21265, 42530, 85060, 820829, 1641658, 3283316, 4104145, 8208290, 16416580]

約数ペア:

[(1, 16416580), (2, 8208290), (4, 4104145), (5, 3283316), (10, 1641658), (20, 820829), (193, 85060), (386, 42530), (772, 21265), (965, 17012), (1930, 8506), (3860, 4253)]