18409041

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7127}}^1$

素因数の和:7181

約数の個数: 24

約数和(自身を含む): 31135104

約数和(自身を除く): 12726063

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 7127, 21381, 49889, 64143, 149667, 292207, 449001, 876621, 2045449, 2629863, 6136347, 18409041]

約数ペア:

[(1, 18409041), (3, 6136347), (7, 2629863), (9, 2045449), (21, 876621), (41, 449001), (63, 292207), (123, 149667), (287, 64143), (369, 49889), (861, 21381), (2583, 7127)]