18461982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 28194018

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 89, 154, 178, 231, 267, 449, 462, 534, 623, 898, 979, 1246, 1347, 1869, 1958, 2694, 2937, 3143, 3738, 4939, 5874, 6286, 6853, 9429, 9878, 13706, 14817, 18858, 20559, 29634, 34573, 39961, 41118, 69146, 79922, 103719, 119883, 207438, 239766, 279727, 439571, 559454, 839181, 879142, 1318713, 1678362, 2637426, 3076997, 6153994, 9230991, 18461982]

約数ペア:

[(1, 18461982), (2, 9230991), (3, 6153994), (6, 3076997), (7, 2637426), (11, 1678362), (14, 1318713), (21, 879142), (22, 839181), (33, 559454), (42, 439571), (66, 279727), (77, 239766), (89, 207438), (154, 119883), (178, 103719), (231, 79922), (267, 69146), (449, 41118), (462, 39961), (534, 34573), (623, 29634), (898, 20559), (979, 18858), (1246, 14817), (1347, 13706), (1869, 9878), (1958, 9429), (2694, 6853), (2937, 6286), (3143, 5874), (3738, 4939)]