19939791039

素因数分解:

$3^1\times 7^2\times {\mathrm{12239}}^1\times {\mathrm{11083}}^1$

素因数の和:23339

約数の個数: 24

約数和(自身を含む): 30932340480

約数和(自身を除く): 10992549441

約数列:

[1, 3, 7, 21, 49, 147, 11083, 12239, 33249, 36717, 77581, 85673, 232743, 257019, 543067, 599711, 1629201, 1799133, 135644837, 406934511, 949513859, 2848541577, 6646597013, 19939791039]

約数ペア:

[(1, 19939791039), (3, 6646597013), (7, 2848541577), (21, 949513859), (49, 406934511), (147, 135644837), (11083, 1799133), (12239, 1629201), (33249, 599711), (36717, 543067), (77581, 257019), (85673, 232743)]