2197979278

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{45641}}^1$

素因数の和:45864

約数の個数: 24

約数和(自身を含む): 3642231600

約数和(自身を除く): 1444252322

約数列:

[1, 2, 11, 22, 121, 199, 242, 398, 2189, 4378, 24079, 45641, 48158, 91282, 502051, 1004102, 5522561, 9082559, 11045122, 18165118, 99908149, 199816298, 1098989639, 2197979278]

約数ペア:

[(1, 2197979278), (2, 1098989639), (11, 199816298), (22, 99908149), (121, 18165118), (199, 11045122), (242, 9082559), (398, 5522561), (2189, 1004102), (4378, 502051), (24079, 91282), (45641, 48158)]