20764737

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8039}}^1$

素因数の和:8093

約数の個数: 24

約数和(自身を含む): 35118720

約数和(自身を除く): 14353983

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 8039, 24117, 56273, 72351, 168819, 329599, 506457, 988797, 2307193, 2966391, 6921579, 20764737]

約数ペア:

[(1, 20764737), (3, 6921579), (7, 2966391), (9, 2307193), (21, 988797), (41, 506457), (63, 329599), (123, 168819), (287, 72351), (369, 56273), (861, 24117), (2583, 8039)]