20122517857

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{7004009}}^1$

素因数の和:7004052

約数の個数: 12

約数和(自身を含む): 23071208940

約数和(自身を除く): 2948691083

約数列:

[1, 13, 17, 169, 221, 2873, 7004009, 91052117, 119068153, 1183677521, 1547885989, 20122517857]

約数ペア:

[(1, 20122517857), (13, 1547885989), (17, 1183677521), (169, 119068153), (221, 91052117), (2873, 7004009)]