20177152

素因数分解:

$2^8\times {\mathrm{269}}^1\times {\mathrm{293}}^1$

素因数の和:578

約数の個数: 36

約数和(自身を含む): 40563180

約数和(自身を除く): 20386028

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 269, 293, 538, 586, 1076, 1172, 2152, 2344, 4304, 4688, 8608, 9376, 17216, 18752, 34432, 37504, 68864, 75008, 78817, 157634, 315268, 630536, 1261072, 2522144, 5044288, 10088576, 20177152]

約数ペア:

[(1, 20177152), (2, 10088576), (4, 5044288), (8, 2522144), (16, 1261072), (32, 630536), (64, 315268), (128, 157634), (256, 78817), (269, 75008), (293, 68864), (538, 37504), (586, 34432), (1076, 18752), (1172, 17216), (2152, 9376), (2344, 8608), (4304, 4688)]