20053157061

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50258539}}^1$

素因数の和:50258568

約数の個数: 16

約数和(自身を含む): 32165465600

約数和(自身を除く): 12112308539

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50258539, 150775617, 351809773, 954912241, 1055429319, 2864736723, 6684385687, 20053157061]

約数ペア:

[(1, 20053157061), (3, 6684385687), (7, 2864736723), (19, 1055429319), (21, 954912241), (57, 351809773), (133, 150775617), (399, 50258539)]