20123004471

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{514747}}^1$

素因数の和:514990

約数の個数: 16

約数和(自身を含む): 27326941824

約数和(自身を除く): 7203937353

約数列:

[1, 3, 83, 157, 249, 471, 13031, 39093, 514747, 1544241, 42724001, 80815279, 128172003, 242445837, 6707668157, 20123004471]

約数ペア:

[(1, 20123004471), (3, 6707668157), (83, 242445837), (157, 128172003), (249, 80815279), (471, 42724001), (13031, 1544241), (39093, 514747)]