18360980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83459}}^1$

素因数の和:83479

約数の個数: 24

約数和(自身を含む): 42063840

約数和(自身を除く): 23702860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 83459, 166918, 333836, 417295, 834590, 918049, 1669180, 1836098, 3672196, 4590245, 9180490, 18360980]

約数ペア:

[(1, 18360980), (2, 9180490), (4, 4590245), (5, 3672196), (10, 1836098), (11, 1669180), (20, 918049), (22, 834590), (44, 417295), (55, 333836), (110, 166918), (220, 83459)]