18408564

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3257}}^1$

素因数の和:3424

約数の個数: 36

約数和(自身を含む): 46843524

約数和(自身を除く): 28434960

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3257, 5652, 6514, 9771, 13028, 19542, 29313, 39084, 58626, 117252, 511349, 1022698, 1534047, 2045396, 3068094, 4602141, 6136188, 9204282, 18408564]

約数ペア:

[(1, 18408564), (2, 9204282), (3, 6136188), (4, 4602141), (6, 3068094), (9, 2045396), (12, 1534047), (18, 1022698), (36, 511349), (157, 117252), (314, 58626), (471, 39084), (628, 29313), (942, 19542), (1413, 13028), (1884, 9771), (2826, 6514), (3257, 5652)]