20341245589

素因数分解:

$7^4\times {\mathrm{43}}^1\times {\mathrm{197023}}^1$

素因数の和:197094

約数の個数: 20

約数和(自身を含む): 24282025856

約数和(自身を除く): 3940780267

約数列:

[1, 7, 43, 49, 301, 343, 2107, 2401, 14749, 103243, 197023, 1379161, 8471989, 9654127, 59303923, 67578889, 415127461, 473052223, 2905892227, 20341245589]

約数ペア:

[(1, 20341245589), (7, 2905892227), (43, 473052223), (49, 415127461), (301, 67578889), (343, 59303923), (2107, 9654127), (2401, 8471989), (14749, 1379161), (103243, 197023)]