19792276

素因数分解:

$2^2\times 7^2\times {\mathrm{100981}}^1$

素因数の和:100999

約数の個数: 18

約数和(自身を含む): 40291818

約数和(自身を除く): 20499542

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 100981, 201962, 403924, 706867, 1413734, 2827468, 4948069, 9896138, 19792276]

約数ペア:

[(1, 19792276), (2, 9896138), (4, 4948069), (7, 2827468), (14, 1413734), (28, 706867), (49, 403924), (98, 201962), (196, 100981)]