20185689601

素因数分解:

$7^4\times {\mathrm{11}}^2\times {\mathrm{69481}}^1$

素因数の和:69531

約数の個数: 30

約数和(自身を含む): 25884337906

約数和(自身を除く): 5698648305

約数列:

[1, 7, 11, 49, 77, 121, 343, 539, 847, 2401, 3773, 5929, 26411, 41503, 69481, 290521, 486367, 764291, 3404569, 5350037, 8407201, 23831983, 37450259, 58850407, 166823881, 262151813, 411952849, 1835062691, 2883669943, 20185689601]

約数ペア:

[(1, 20185689601), (7, 2883669943), (11, 1835062691), (49, 411952849), (77, 262151813), (121, 166823881), (343, 58850407), (539, 37450259), (847, 23831983), (2401, 8407201), (3773, 5350037), (5929, 3404569), (26411, 764291), (41503, 486367), (69481, 290521)]