2000200220181

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{2141}}^1\times {\mathrm{5351}}^1$

素因数の和:8538

約数の個数: 48

約数和(自身を含む): 3046209828480

約数和(自身を除く): 1046009608299

約数列:

[1, 3, 9, 19, 57, 171, 1021, 2141, 3063, 5351, 6423, 9189, 16053, 19269, 19399, 40679, 48159, 58197, 101669, 122037, 174591, 305007, 366111, 915021, 2185961, 5463371, 6557883, 11456491, 16390113, 19673649, 34369473, 41533259, 49170339, 103108419, 103804049, 124599777, 217673329, 311412147, 373799331, 653019987, 934236441, 1959059961, 11697077311, 35091231933, 105273695799, 222244468909, 666733406727, 2000200220181]

約数ペア:

[(1, 2000200220181), (3, 666733406727), (9, 222244468909), (19, 105273695799), (57, 35091231933), (171, 11697077311), (1021, 1959059961), (2141, 934236441), (3063, 653019987), (5351, 373799331), (6423, 311412147), (9189, 217673329), (16053, 124599777), (19269, 103804049), (19399, 103108419), (40679, 49170339), (48159, 41533259), (58197, 34369473), (101669, 19673649), (122037, 16390113), (174591, 11456491), (305007, 6557883), (366111, 5463371), (915021, 2185961)]