18486732

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3257}}^1$

素因数の和:3318

約数の個数: 48

約数和(自身を含む): 48166272

約数和(自身を除く): 29679540

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 473, 516, 946, 1419, 1892, 2838, 3257, 5676, 6514, 9771, 13028, 19542, 35827, 39084, 71654, 107481, 140051, 143308, 214962, 280102, 420153, 429924, 560204, 840306, 1540561, 1680612, 3081122, 4621683, 6162244, 9243366, 18486732]

約数ペア:

[(1, 18486732), (2, 9243366), (3, 6162244), (4, 4621683), (6, 3081122), (11, 1680612), (12, 1540561), (22, 840306), (33, 560204), (43, 429924), (44, 420153), (66, 280102), (86, 214962), (129, 143308), (132, 140051), (172, 107481), (258, 71654), (473, 39084), (516, 35827), (946, 19542), (1419, 13028), (1892, 9771), (2838, 6514), (3257, 5676)]