18212562

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 41213952

約数和(自身を除く): 23001390

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 127, 186, 254, 257, 279, 381, 514, 558, 762, 771, 1143, 1542, 2286, 2313, 3937, 4626, 7874, 7967, 11811, 15934, 23622, 23901, 32639, 35433, 47802, 65278, 70866, 71703, 97917, 143406, 195834, 293751, 587502, 1011809, 2023618, 3035427, 6070854, 9106281, 18212562]

約数ペア:

[(1, 18212562), (2, 9106281), (3, 6070854), (6, 3035427), (9, 2023618), (18, 1011809), (31, 587502), (62, 293751), (93, 195834), (127, 143406), (186, 97917), (254, 71703), (257, 70866), (279, 65278), (381, 47802), (514, 35433), (558, 32639), (762, 23901), (771, 23622), (1143, 15934), (1542, 11811), (2286, 7967), (2313, 7874), (3937, 4626)]