18440129288

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7657861}}^1$

素因数の和:7657917

約数の個数: 32

約数和(自身を含む): 40433511360

約数和(自身を除く): 21993382072

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 7657861, 15315722, 30631444, 53605027, 61262888, 107210054, 214420108, 329288023, 428840216, 658576046, 1317152092, 2305016161, 2634304184, 4610032322, 9220064644, 18440129288]

約数ペア:

[(1, 18440129288), (2, 9220064644), (4, 4610032322), (7, 2634304184), (8, 2305016161), (14, 1317152092), (28, 658576046), (43, 428840216), (56, 329288023), (86, 214420108), (172, 107210054), (301, 61262888), (344, 53605027), (602, 30631444), (1204, 15315722), (2408, 7657861)]