20519152

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{19141}}^1$

素因数の和:19216

約数の個数: 20

約数和(自身を含む): 40351336

約数和(自身を除く): 19832184

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 19141, 38282, 76564, 153128, 306256, 1282447, 2564894, 5129788, 10259576, 20519152]

約数ペア:

[(1, 20519152), (2, 10259576), (4, 5129788), (8, 2564894), (16, 1282447), (67, 306256), (134, 153128), (268, 76564), (536, 38282), (1072, 19141)]