20347569

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4373}}^1$

素因数の和:4437

約数の個数: 24

約数和(自身を含む): 32752512

約数和(自身を除く): 12404943

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4373, 4653, 13119, 39357, 48103, 144309, 205531, 432927, 616593, 1849779, 2260841, 6782523, 20347569]

約数ペア:

[(1, 20347569), (3, 6782523), (9, 2260841), (11, 1849779), (33, 616593), (47, 432927), (99, 205531), (141, 144309), (423, 48103), (517, 39357), (1551, 13119), (4373, 4653)]