18811254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2185

約数の個数: 64

約数和(自身を含む): 49397760

約数和(自身を除く): 30586506

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 114, 133, 154, 209, 231, 266, 399, 418, 462, 627, 798, 1254, 1463, 2143, 2926, 4286, 4389, 6429, 8778, 12858, 15001, 23573, 30002, 40717, 45003, 47146, 70719, 81434, 90006, 122151, 141438, 165011, 244302, 285019, 330022, 447887, 495033, 570038, 855057, 895774, 990066, 1343661, 1710114, 2687322, 3135209, 6270418, 9405627, 18811254]

約数ペア:

[(1, 18811254), (2, 9405627), (3, 6270418), (6, 3135209), (7, 2687322), (11, 1710114), (14, 1343661), (19, 990066), (21, 895774), (22, 855057), (33, 570038), (38, 495033), (42, 447887), (57, 330022), (66, 285019), (77, 244302), (114, 165011), (133, 141438), (154, 122151), (209, 90006), (231, 81434), (266, 70719), (399, 47146), (418, 45003), (462, 40717), (627, 30002), (798, 23573), (1254, 15001), (1463, 12858), (2143, 8778), (2926, 6429), (4286, 4389)]