18502868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2543}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 34618752

約数和(自身を除く): 16115884

約数列:

[1, 2, 4, 17, 34, 68, 107, 214, 428, 1819, 2543, 3638, 5086, 7276, 10172, 43231, 86462, 172924, 272101, 544202, 1088404, 4625717, 9251434, 18502868]

約数ペア:

[(1, 18502868), (2, 9251434), (4, 4625717), (17, 1088404), (34, 544202), (68, 272101), (107, 172924), (214, 86462), (428, 43231), (1819, 10172), (2543, 7276), (3638, 5086)]