18712208596

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{632939}}^1$

素因数の和:633351

約数の個数: 24

約数和(自身を含む): 34558524000

約数和(自身を除く): 15846315404

約数列:

[1, 2, 4, 19, 38, 76, 389, 778, 1556, 7391, 14782, 29564, 632939, 1265878, 2531756, 12025841, 24051682, 48103364, 246213271, 492426542, 984853084, 4678052149, 9356104298, 18712208596]

約数ペア:

[(1, 18712208596), (2, 9356104298), (4, 4678052149), (19, 984853084), (38, 492426542), (76, 246213271), (389, 48103364), (778, 24051682), (1556, 12025841), (7391, 2531756), (14782, 1265878), (29564, 632939)]