18874488052

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35478361}}^1$

素因数の和:35478391

約数の個数: 24

約数和(自身を含む): 39735765440

約数和(自身を除く): 20861277388

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 35478361, 70956722, 141913444, 248348527, 496697054, 674088859, 993394108, 1348177718, 2696355436, 4718622013, 9437244026, 18874488052]

約数ペア:

[(1, 18874488052), (2, 9437244026), (4, 4718622013), (7, 2696355436), (14, 1348177718), (19, 993394108), (28, 674088859), (38, 496697054), (76, 248348527), (133, 141913444), (266, 70956722), (532, 35478361)]