19818906

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2341}}^1$

素因数の和:2446

約数の個数: 32

約数和(自身を含む): 42493248

約数和(自身を除く): 22674342

約数列:

[1, 2, 3, 6, 17, 34, 51, 83, 102, 166, 249, 498, 1411, 2341, 2822, 4233, 4682, 7023, 8466, 14046, 39797, 79594, 119391, 194303, 238782, 388606, 582909, 1165818, 3303151, 6606302, 9909453, 19818906]

約数ペア:

[(1, 19818906), (2, 9909453), (3, 6606302), (6, 3303151), (17, 1165818), (34, 582909), (51, 388606), (83, 238782), (102, 194303), (166, 119391), (249, 79594), (498, 39797), (1411, 14046), (2341, 8466), (2822, 7023), (4233, 4682)]