20550872076

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{839}}^1\times {\mathrm{1009}}^1$

素因数の和:1896

約数の個数: 144

約数和(自身を含む): 58342771200

約数和(自身を除く): 37791899124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 839, 867, 1009, 1156, 1428, 1678, 1734, 2018, 2023, 2517, 3027, 3356, 3468, 4036, 4046, 5034, 5873, 6054, 6069, 7063, 8092, 10068, 11746, 12108, 12138, 14126, 14263, 17153, 17619, 21189, 23492, 24276, 28252, 28526, 34306, 35238, 42378, 42789, 51459, 57052, 68612, 70476, 84756, 85578, 99841, 102918, 120071, 171156, 199682, 205836, 240142, 242471, 291601, 299523, 360213, 399364, 480284, 484942, 583202, 599046, 720426, 727413, 846551, 874803, 969884, 1166404, 1198092, 1440852, 1454826, 1693102, 1697297, 1749606, 2041207, 2539653, 2909652, 3386204, 3394594, 3499212, 4082414, 5079306, 5091891, 5925857, 6123621, 6789188, 8164828, 10158612, 10183782, 11851714, 12247242, 14391367, 17777571, 20367564, 23703428, 24494484, 28782734, 35555142, 43174101, 57565468, 71110284, 86348202, 100739569, 172696404, 201479138, 244653239, 302218707, 402958276, 489306478, 604437414, 733959717, 978612956, 1208874828, 1467919434, 1712572673, 2935838868, 3425145346, 5137718019, 6850290692, 10275436038, 20550872076]

約数ペア:

[(1, 20550872076), (2, 10275436038), (3, 6850290692), (4, 5137718019), (6, 3425145346), (7, 2935838868), (12, 1712572673), (14, 1467919434), (17, 1208874828), (21, 978612956), (28, 733959717), (34, 604437414), (42, 489306478), (51, 402958276), (68, 302218707), (84, 244653239), (102, 201479138), (119, 172696404), (204, 100739569), (238, 86348202), (289, 71110284), (357, 57565468), (476, 43174101), (578, 35555142), (714, 28782734), (839, 24494484), (867, 23703428), (1009, 20367564), (1156, 17777571), (1428, 14391367), (1678, 12247242), (1734, 11851714), (2018, 10183782), (2023, 10158612), (2517, 8164828), (3027, 6789188), (3356, 6123621), (3468, 5925857), (4036, 5091891), (4046, 5079306), (5034, 4082414), (5873, 3499212), (6054, 3394594), (6069, 3386204), (7063, 2909652), (8092, 2539653), (10068, 2041207), (11746, 1749606), (12108, 1697297), (12138, 1693102), (14126, 1454826), (14263, 1440852), (17153, 1198092), (17619, 1166404), (21189, 969884), (23492, 874803), (24276, 846551), (28252, 727413), (28526, 720426), (34306, 599046), (35238, 583202), (42378, 484942), (42789, 480284), (51459, 399364), (57052, 360213), (68612, 299523), (70476, 291601), (84756, 242471), (85578, 240142), (99841, 205836), (102918, 199682), (120071, 171156)]