18520038

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2087}}^1$

素因数の和:2141

約数の個数: 48

約数和(自身を含む): 43973280

約数和(自身を除く): 25453242

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 34, 51, 58, 87, 102, 153, 174, 261, 306, 493, 522, 986, 1479, 2087, 2958, 4174, 4437, 6261, 8874, 12522, 18783, 35479, 37566, 60523, 70958, 106437, 121046, 181569, 212874, 319311, 363138, 544707, 638622, 1028891, 1089414, 2057782, 3086673, 6173346, 9260019, 18520038]

約数ペア:

[(1, 18520038), (2, 9260019), (3, 6173346), (6, 3086673), (9, 2057782), (17, 1089414), (18, 1028891), (29, 638622), (34, 544707), (51, 363138), (58, 319311), (87, 212874), (102, 181569), (153, 121046), (174, 106437), (261, 70958), (306, 60523), (493, 37566), (522, 35479), (986, 18783), (1479, 12522), (2087, 8874), (2958, 6261), (4174, 4437)]