20387624

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149909}}^1$

素因数の和:149932

約数の個数: 16

約数和(自身を含む): 40475700

約数和(自身を除く): 20088076

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149909, 299818, 599636, 1199272, 2548453, 5096906, 10193812, 20387624]

約数ペア:

[(1, 20387624), (2, 10193812), (4, 5096906), (8, 2548453), (17, 1199272), (34, 599636), (68, 299818), (136, 149909)]