18335288097

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1069}}^1$

素因数の和:1220

約数の個数: 144

約数和(自身を含む): 34251984000

約数和(自身を除く): 15916695903

約数列:

[1, 3, 7, 9, 19, 21, 23, 49, 57, 63, 69, 89, 133, 147, 161, 171, 207, 267, 399, 437, 441, 483, 623, 801, 931, 1069, 1127, 1197, 1311, 1449, 1691, 1869, 2047, 2793, 3059, 3207, 3381, 3933, 4361, 5073, 5607, 6141, 7483, 8379, 9177, 9621, 10143, 11837, 13083, 14329, 15219, 18423, 20311, 21413, 22449, 24587, 27531, 35511, 38893, 39249, 42987, 52381, 60933, 64239, 67347, 73761, 82859, 95141, 100303, 106533, 116679, 128961, 142177, 157143, 172109, 182799, 192717, 221283, 248577, 272251, 285423, 300909, 350037, 426531, 467153, 471429, 516327, 665987, 745731, 816753, 856269, 902727, 995239, 1204763, 1279593, 1401459, 1548981, 1807679, 1905757, 1997961, 2188243, 2450259, 2985717, 3270071, 3614289, 4204377, 4661909, 5423037, 5717271, 5993883, 6564729, 8957151, 9810213, 10842867, 12653753, 13985727, 15317701, 16269111, 17151813, 19694187, 22890497, 29430639, 37961259, 41576617, 41957181, 45953103, 68671491, 88576271, 107223907, 113883777, 124729851, 137859309, 206014473, 265728813, 291036319, 321671721, 374189553, 797186439, 873108957, 965015163, 2037254233, 2619326871, 6111762699, 18335288097]

約数ペア:

[(1, 18335288097), (3, 6111762699), (7, 2619326871), (9, 2037254233), (19, 965015163), (21, 873108957), (23, 797186439), (49, 374189553), (57, 321671721), (63, 291036319), (69, 265728813), (89, 206014473), (133, 137859309), (147, 124729851), (161, 113883777), (171, 107223907), (207, 88576271), (267, 68671491), (399, 45953103), (437, 41957181), (441, 41576617), (483, 37961259), (623, 29430639), (801, 22890497), (931, 19694187), (1069, 17151813), (1127, 16269111), (1197, 15317701), (1311, 13985727), (1449, 12653753), (1691, 10842867), (1869, 9810213), (2047, 8957151), (2793, 6564729), (3059, 5993883), (3207, 5717271), (3381, 5423037), (3933, 4661909), (4361, 4204377), (5073, 3614289), (5607, 3270071), (6141, 2985717), (7483, 2450259), (8379, 2188243), (9177, 1997961), (9621, 1905757), (10143, 1807679), (11837, 1548981), (13083, 1401459), (14329, 1279593), (15219, 1204763), (18423, 995239), (20311, 902727), (21413, 856269), (22449, 816753), (24587, 745731), (27531, 665987), (35511, 516327), (38893, 471429), (39249, 467153), (42987, 426531), (52381, 350037), (60933, 300909), (64239, 285423), (67347, 272251), (73761, 248577), (82859, 221283), (95141, 192717), (100303, 182799), (106533, 172109), (116679, 157143), (128961, 142177)]