18522546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 43425984

約数和(自身を除く): 24903438

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 157, 159, 314, 318, 371, 471, 742, 942, 1099, 1113, 2198, 2226, 2809, 3297, 5618, 6594, 8321, 8427, 16642, 16854, 19663, 24963, 39326, 49926, 58247, 58989, 116494, 117978, 174741, 349482, 441013, 882026, 1323039, 2646078, 3087091, 6174182, 9261273, 18522546]

約数ペア:

[(1, 18522546), (2, 9261273), (3, 6174182), (6, 3087091), (7, 2646078), (14, 1323039), (21, 882026), (42, 441013), (53, 349482), (106, 174741), (157, 117978), (159, 116494), (314, 58989), (318, 58247), (371, 49926), (471, 39326), (742, 24963), (942, 19663), (1099, 16854), (1113, 16642), (2198, 8427), (2226, 8321), (2809, 6594), (3297, 5618)]