19274864

素因数分解:

$2^4\times 7^1\times {\mathrm{172097}}^1$

素因数の和:172112

約数の個数: 20

約数和(自身を含む): 42680304

約数和(自身を除く): 23405440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172097, 344194, 688388, 1204679, 1376776, 2409358, 2753552, 4818716, 9637432, 19274864]

約数ペア:

[(1, 19274864), (2, 9637432), (4, 4818716), (7, 2753552), (8, 2409358), (14, 1376776), (16, 1204679), (28, 688388), (56, 344194), (112, 172097)]