18084100

素因数分解:

$2^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{937}}^1$

素因数の和:1144

約数の個数: 36

約数和(自身を含む): 39487924

約数和(自身を除く): 21403824

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 386, 772, 937, 965, 1874, 1930, 3748, 3860, 4685, 4825, 9370, 9650, 18740, 19300, 23425, 46850, 93700, 180841, 361682, 723364, 904205, 1808410, 3616820, 4521025, 9042050, 18084100]

約数ペア:

[(1, 18084100), (2, 9042050), (4, 4521025), (5, 3616820), (10, 1808410), (20, 904205), (25, 723364), (50, 361682), (100, 180841), (193, 93700), (386, 46850), (772, 23425), (937, 19300), (965, 18740), (1874, 9650), (1930, 9370), (3748, 4825), (3860, 4685)]