19516808

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5507}}^1$

素因数の和:5956

約数の個数: 16

約数和(自身を含む): 36683280

約数和(自身を除く): 17166472

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5507, 11014, 22028, 44056, 2439601, 4879202, 9758404, 19516808]

約数ペア:

[(1, 19516808), (2, 9758404), (4, 4879202), (8, 2439601), (443, 44056), (886, 22028), (1772, 11014), (3544, 5507)]