20550173

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1019}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 24414720

約数和(自身を除く): 3864547

約数列:

[1, 7, 43, 67, 301, 469, 1019, 2881, 7133, 20167, 43817, 68273, 306719, 477911, 2935739, 20550173]

約数ペア:

[(1, 20550173), (7, 2935739), (43, 477911), (67, 306719), (301, 68273), (469, 43817), (1019, 20167), (2881, 7133)]