20881910484

素因数分解:

$2^2\times 3^6\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:761

約数の個数: 168

約数和(自身を含む): 55821696000

約数和(自身を除く): 34939785516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 113, 127, 162, 226, 243, 254, 324, 339, 381, 452, 486, 499, 508, 678, 729, 762, 972, 998, 1017, 1143, 1356, 1458, 1497, 1524, 1996, 2034, 2286, 2916, 2994, 3051, 3429, 4068, 4491, 4572, 5988, 6102, 6858, 8982, 9153, 10287, 12204, 13473, 13716, 14351, 17964, 18306, 20574, 26946, 27459, 28702, 30861, 36612, 40419, 41148, 43053, 53892, 54918, 56387, 57404, 61722, 63373, 80838, 82377, 86106, 92583, 109836, 112774, 121257, 123444, 126746, 129159, 161676, 164754, 169161, 172212, 185166, 190119, 225548, 242514, 253492, 258318, 329508, 338322, 363771, 370332, 380238, 387477, 485028, 507483, 516636, 570357, 676644, 727542, 760476, 774954, 1014966, 1140714, 1162431, 1455084, 1522449, 1549908, 1711071, 2029932, 2281428, 2324862, 3044898, 3422142, 3487293, 4567347, 4649724, 5133213, 6089796, 6844284, 6974586, 7161149, 9134694, 10266426, 10461879, 13702041, 13949172, 14322298, 15399639, 18269388, 20532852, 20923758, 21483447, 27404082, 28644596, 30799278, 41106123, 41847516, 42966894, 46198917, 54808164, 61598556, 64450341, 82212246, 85933788, 92397834, 128900682, 164424492, 184795668, 193351023, 257801364, 386702046, 580053069, 773404092, 1160106138, 1740159207, 2320212276, 3480318414, 5220477621, 6960636828, 10440955242, 20881910484]

約数ペア:

[(1, 20881910484), (2, 10440955242), (3, 6960636828), (4, 5220477621), (6, 3480318414), (9, 2320212276), (12, 1740159207), (18, 1160106138), (27, 773404092), (36, 580053069), (54, 386702046), (81, 257801364), (108, 193351023), (113, 184795668), (127, 164424492), (162, 128900682), (226, 92397834), (243, 85933788), (254, 82212246), (324, 64450341), (339, 61598556), (381, 54808164), (452, 46198917), (486, 42966894), (499, 41847516), (508, 41106123), (678, 30799278), (729, 28644596), (762, 27404082), (972, 21483447), (998, 20923758), (1017, 20532852), (1143, 18269388), (1356, 15399639), (1458, 14322298), (1497, 13949172), (1524, 13702041), (1996, 10461879), (2034, 10266426), (2286, 9134694), (2916, 7161149), (2994, 6974586), (3051, 6844284), (3429, 6089796), (4068, 5133213), (4491, 4649724), (4572, 4567347), (5988, 3487293), (6102, 3422142), (6858, 3044898), (8982, 2324862), (9153, 2281428), (10287, 2029932), (12204, 1711071), (13473, 1549908), (13716, 1522449), (14351, 1455084), (17964, 1162431), (18306, 1140714), (20574, 1014966), (26946, 774954), (27459, 760476), (28702, 727542), (30861, 676644), (36612, 570357), (40419, 516636), (41148, 507483), (43053, 485028), (53892, 387477), (54918, 380238), (56387, 370332), (57404, 363771), (61722, 338322), (63373, 329508), (80838, 258318), (82377, 253492), (86106, 242514), (92583, 225548), (109836, 190119), (112774, 185166), (121257, 172212), (123444, 169161), (126746, 164754), (129159, 161676)]