18979188

素因数分解:

$2^2\times 3^1\times {\mathrm{919}}^1\times {\mathrm{1721}}^1$

素因数の和:2647

約数の個数: 24

約数和(自身を含む): 44358720

約数和(自身を除く): 25379532

約数列:

[1, 2, 3, 4, 6, 12, 919, 1721, 1838, 2757, 3442, 3676, 5163, 5514, 6884, 10326, 11028, 20652, 1581599, 3163198, 4744797, 6326396, 9489594, 18979188]

約数ペア:

[(1, 18979188), (2, 9489594), (3, 6326396), (4, 4744797), (6, 3163198), (12, 1581599), (919, 20652), (1721, 11028), (1838, 10326), (2757, 6884), (3442, 5514), (3676, 5163)]