20218673685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1\times {\mathrm{4783}}^1$

素因数の和:5242

約数の個数: 64

約数和(自身を含む): 37387763712

約数和(自身を除く): 17169090027

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 127, 317, 381, 635, 889, 951, 1585, 1905, 2219, 2667, 4445, 4755, 4783, 6657, 11095, 13335, 14349, 23915, 33285, 33481, 40259, 71745, 100443, 120777, 167405, 201295, 281813, 502215, 603885, 607441, 845439, 1409065, 1516211, 1822323, 3037205, 4227195, 4252087, 4548633, 7581055, 9111615, 10613477, 12756261, 21260435, 22743165, 31840431, 53067385, 63781305, 159202155, 192558797, 577676391, 962793985, 1347911579, 2888381955, 4043734737, 6739557895, 20218673685]

約数ペア:

[(1, 20218673685), (3, 6739557895), (5, 4043734737), (7, 2888381955), (15, 1347911579), (21, 962793985), (35, 577676391), (105, 192558797), (127, 159202155), (317, 63781305), (381, 53067385), (635, 31840431), (889, 22743165), (951, 21260435), (1585, 12756261), (1905, 10613477), (2219, 9111615), (2667, 7581055), (4445, 4548633), (4755, 4252087), (4783, 4227195), (6657, 3037205), (11095, 1822323), (13335, 1516211), (14349, 1409065), (23915, 845439), (33285, 607441), (33481, 603885), (40259, 502215), (71745, 281813), (100443, 201295), (120777, 167405)]