20194454228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1572287}}^1$

素因数の和:1572336

約数の個数: 36

約数和(自身を含む): 40282018560

約数和(自身を除く): 20087564332

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 3211, 6422, 12844, 1572287, 3144574, 6289148, 20439731, 29873453, 40879462, 59746906, 81758924, 119493812, 265716503, 388354889, 531433006, 776709778, 1062866012, 1553419556, 5048613557, 10097227114, 20194454228]

約数ペア:

[(1, 20194454228), (2, 10097227114), (4, 5048613557), (13, 1553419556), (19, 1062866012), (26, 776709778), (38, 531433006), (52, 388354889), (76, 265716503), (169, 119493812), (247, 81758924), (338, 59746906), (494, 40879462), (676, 29873453), (988, 20439731), (3211, 6289148), (6422, 3144574), (12844, 1572287)]