18350181

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 28080000

約数和(自身を除く): 9729819

約数列:

[1, 3, 9, 19, 57, 171, 239, 449, 717, 1347, 2151, 4041, 4541, 8531, 13623, 25593, 40869, 76779, 107311, 321933, 965799, 2038909, 6116727, 18350181]

約数ペア:

[(1, 18350181), (3, 6116727), (9, 2038909), (19, 965799), (57, 321933), (171, 107311), (239, 76779), (449, 40869), (717, 25593), (1347, 13623), (2151, 8531), (4041, 4541)]