20519246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5153}}^1$

素因数の和:5347

約数の個数: 16

約数和(自身を含む): 33769008

約数和(自身を除く): 13249762

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 5153, 10306, 56683, 113366, 932693, 1865386, 10259623, 20519246]

約数ペア:

[(1, 20519246), (2, 10259623), (11, 1865386), (22, 932693), (181, 113366), (362, 56683), (1991, 10306), (3982, 5153)]