20124719992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4500161}}^1$

素因数の和:4500223

約数の個数: 32

約数和(自身を含む): 41581496880

約数和(自身を除く): 21456776888

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 4500161, 9000322, 18000644, 36001288, 58502093, 117004186, 193506923, 234008372, 387013846, 468016744, 774027692, 1548055384, 2515589999, 5031179998, 10062359996, 20124719992]

約数ペア:

[(1, 20124719992), (2, 10062359996), (4, 5031179998), (8, 2515589999), (13, 1548055384), (26, 774027692), (43, 468016744), (52, 387013846), (86, 234008372), (104, 193506923), (172, 117004186), (344, 58502093), (559, 36001288), (1118, 18000644), (2236, 9000322), (4472, 4500161)]