19892510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{937}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 39305952

約数和(自身を除く): 19413442

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193, 386, 937, 965, 1874, 1930, 2123, 4246, 4685, 9370, 10307, 10615, 20614, 21230, 51535, 103070, 180841, 361682, 904205, 1808410, 1989251, 3978502, 9946255, 19892510]

約数ペア:

[(1, 19892510), (2, 9946255), (5, 3978502), (10, 1989251), (11, 1808410), (22, 904205), (55, 361682), (110, 180841), (193, 103070), (386, 51535), (937, 21230), (965, 20614), (1874, 10615), (1930, 10307), (2123, 9370), (4246, 4685)]