18525045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 37914624

約数和(自身を除く): 19389579

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 43, 55, 77, 105, 129, 165, 215, 231, 301, 373, 385, 473, 645, 903, 1119, 1155, 1419, 1505, 1865, 2365, 2611, 3311, 4103, 4515, 5595, 7095, 7833, 9933, 12309, 13055, 16039, 16555, 20515, 28721, 39165, 48117, 49665, 61545, 80195, 86163, 112273, 143605, 176429, 240585, 336819, 430815, 529287, 561365, 882145, 1235003, 1684095, 2646435, 3705009, 6175015, 18525045]

約数ペア:

[(1, 18525045), (3, 6175015), (5, 3705009), (7, 2646435), (11, 1684095), (15, 1235003), (21, 882145), (33, 561365), (35, 529287), (43, 430815), (55, 336819), (77, 240585), (105, 176429), (129, 143605), (165, 112273), (215, 86163), (231, 80195), (301, 61545), (373, 49665), (385, 48117), (473, 39165), (645, 28721), (903, 20515), (1119, 16555), (1155, 16039), (1419, 13055), (1505, 12309), (1865, 9933), (2365, 7833), (2611, 7095), (3311, 5595), (4103, 4515)]