387728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2203}}^1$

素因数の和:2222

約数の個数: 20

約数和(自身を含む): 819888

約数和(自身を除く): 432160

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2203, 4406, 8812, 17624, 24233, 35248, 48466, 96932, 193864, 387728]

約数ペア:

[(1, 387728), (2, 193864), (4, 96932), (8, 48466), (11, 35248), (16, 24233), (22, 17624), (44, 8812), (88, 4406), (176, 2203)]