16661456

素因数分解:

$2^4\times 7^1\times {\mathrm{148763}}^1$

素因数の和:148778

約数の個数: 20

約数和(自身を含む): 36893472

約数和(自身を除く): 20232016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 148763, 297526, 595052, 1041341, 1190104, 2082682, 2380208, 4165364, 8330728, 16661456]

約数ペア:

[(1, 16661456), (2, 8330728), (4, 4165364), (7, 2380208), (8, 2082682), (14, 1190104), (16, 1041341), (28, 595052), (56, 297526), (112, 148763)]