2005206857

素因数分解:

${\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{4423}}^1$

素因数の和:4772

約数の個数: 16

約数和(自身を含む): 2140508160

約数和(自身を除く): 135301303

約数列:

[1, 19, 107, 223, 2033, 4237, 4423, 23861, 84037, 453359, 473261, 986329, 8991959, 18740251, 105537203, 2005206857]

約数ペア:

[(1, 2005206857), (19, 105537203), (107, 18740251), (223, 8991959), (2033, 986329), (4237, 473261), (4423, 453359), (23861, 84037)]