19907584

素因数分解:

$2^{10}\times {\mathrm{19441}}^1$

素因数の和:19461

約数の個数: 22

約数和(自身を含む): 39797774

約数和(自身を除く): 19890190

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19441, 38882, 77764, 155528, 311056, 622112, 1244224, 2488448, 4976896, 9953792, 19907584]

約数ペア:

[(1, 19907584), (2, 9953792), (4, 4976896), (8, 2488448), (16, 1244224), (32, 622112), (64, 311056), (128, 155528), (256, 77764), (512, 38882), (1024, 19441)]