18153580

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4703}}^1$

素因数の和:4905

約数の個数: 24

約数和(自身を含む): 38328192

約数和(自身を除く): 20174612

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4703, 9406, 18812, 23515, 47030, 94060, 907679, 1815358, 3630716, 4538395, 9076790, 18153580]

約数ペア:

[(1, 18153580), (2, 9076790), (4, 4538395), (5, 3630716), (10, 1815358), (20, 907679), (193, 94060), (386, 47030), (772, 23515), (965, 18812), (1930, 9406), (3860, 4703)]