20708864

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3677}}^1$

素因数の和:3706

約数の個数: 40

約数和(自身を含む): 45151128

約数和(自身を除く): 24442264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3677, 5632, 7354, 14708, 29416, 40447, 58832, 80894, 117664, 161788, 235328, 323576, 470656, 647152, 941312, 1294304, 1882624, 2588608, 5177216, 10354432, 20708864]

約数ペア:

[(1, 20708864), (2, 10354432), (4, 5177216), (8, 2588608), (11, 1882624), (16, 1294304), (22, 941312), (32, 647152), (44, 470656), (64, 323576), (88, 235328), (128, 161788), (176, 117664), (256, 80894), (352, 58832), (512, 40447), (704, 29416), (1408, 14708), (2816, 7354), (3677, 5632)]