20147950785

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{376351}}^1$

素因数の和:376485

約数の個数: 32

約数和(自身を含む): 33383927808

約数和(自身を除く): 13235977023

約数列:

[1, 3, 5, 15, 43, 83, 129, 215, 249, 415, 645, 1245, 3569, 10707, 17845, 53535, 376351, 1129053, 1881755, 5645265, 16183093, 31237133, 48549279, 80915465, 93711399, 156185665, 242746395, 468556995, 1343196719, 4029590157, 6715983595, 20147950785]

約数ペア:

[(1, 20147950785), (3, 6715983595), (5, 4029590157), (15, 1343196719), (43, 468556995), (83, 242746395), (129, 156185665), (215, 93711399), (249, 80915465), (415, 48549279), (645, 31237133), (1245, 16183093), (3569, 5645265), (10707, 1881755), (17845, 1129053), (53535, 376351)]