20107777521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{515584039}}^1$

素因数の和:515584055

約数の個数: 8

約数和(自身を含む): 28872706240

約数和(自身を除く): 8764928719

約数列:

[1, 3, 13, 39, 515584039, 1546752117, 6702592507, 20107777521]

約数ペア:

[(1, 20107777521), (3, 6702592507), (13, 1546752117), (39, 515584039)]