20180921348

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1432897}}^1$

素因数の和:1433411

約数の個数: 24

約数和(自身を含む): 40442113152

約数和(自身を除く): 20261191804

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 2012, 3521, 7042, 14084, 1432897, 2865794, 5731588, 10030279, 20060558, 40121116, 720747191, 1441494382, 2882988764, 5045230337, 10090460674, 20180921348]

約数ペア:

[(1, 20180921348), (2, 10090460674), (4, 5045230337), (7, 2882988764), (14, 1441494382), (28, 720747191), (503, 40121116), (1006, 20060558), (2012, 10030279), (3521, 5731588), (7042, 2865794), (14084, 1432897)]