20684490372

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{110771}}^1$

素因数の和:110823

約数の個数: 192

約数和(自身を含む): 69476198400

約数和(自身を除く): 48791708028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 27, 28, 36, 38, 39, 42, 52, 54, 57, 63, 76, 78, 84, 91, 108, 114, 117, 126, 133, 156, 171, 182, 189, 228, 234, 247, 252, 266, 273, 342, 351, 364, 378, 399, 468, 494, 513, 532, 546, 684, 702, 741, 756, 798, 819, 988, 1026, 1092, 1197, 1404, 1482, 1596, 1638, 1729, 2052, 2223, 2394, 2457, 2964, 3276, 3458, 3591, 4446, 4788, 4914, 5187, 6669, 6916, 7182, 8892, 9828, 10374, 13338, 14364, 15561, 20748, 26676, 31122, 46683, 62244, 93366, 110771, 186732, 221542, 332313, 443084, 664626, 775397, 996939, 1329252, 1440023, 1550794, 1993878, 2104649, 2326191, 2880046, 2990817, 3101588, 3987756, 4209298, 4320069, 4652382, 5760092, 5981634, 6313947, 6978573, 8418596, 8640138, 9304764, 10080161, 11963268, 12627894, 12960207, 13957146, 14732543, 17280276, 18941841, 20160322, 20935719, 25255788, 25920414, 27360437, 27914292, 29465086, 30240483, 37883682, 38880621, 40320644, 41871438, 44197629, 51840828, 54720874, 56825523, 58930172, 60480966, 75767364, 77761242, 82081311, 83742876, 88395258, 90721449, 109441748, 113651046, 120961932, 132592887, 155522484, 164162622, 176790516, 181442898, 191523059, 227302092, 246243933, 265185774, 272164347, 328325244, 362885796, 383046118, 397778661, 492487866, 530371548, 544328694, 574569177, 738731799, 766092236, 795557322, 984975732, 1088657388, 1149138354, 1477463598, 1591114644, 1723707531, 2298276708, 2954927196, 3447415062, 5171122593, 6894830124, 10342245186, 20684490372]

約数ペア:

[(1, 20684490372), (2, 10342245186), (3, 6894830124), (4, 5171122593), (6, 3447415062), (7, 2954927196), (9, 2298276708), (12, 1723707531), (13, 1591114644), (14, 1477463598), (18, 1149138354), (19, 1088657388), (21, 984975732), (26, 795557322), (27, 766092236), (28, 738731799), (36, 574569177), (38, 544328694), (39, 530371548), (42, 492487866), (52, 397778661), (54, 383046118), (57, 362885796), (63, 328325244), (76, 272164347), (78, 265185774), (84, 246243933), (91, 227302092), (108, 191523059), (114, 181442898), (117, 176790516), (126, 164162622), (133, 155522484), (156, 132592887), (171, 120961932), (182, 113651046), (189, 109441748), (228, 90721449), (234, 88395258), (247, 83742876), (252, 82081311), (266, 77761242), (273, 75767364), (342, 60480966), (351, 58930172), (364, 56825523), (378, 54720874), (399, 51840828), (468, 44197629), (494, 41871438), (513, 40320644), (532, 38880621), (546, 37883682), (684, 30240483), (702, 29465086), (741, 27914292), (756, 27360437), (798, 25920414), (819, 25255788), (988, 20935719), (1026, 20160322), (1092, 18941841), (1197, 17280276), (1404, 14732543), (1482, 13957146), (1596, 12960207), (1638, 12627894), (1729, 11963268), (2052, 10080161), (2223, 9304764), (2394, 8640138), (2457, 8418596), (2964, 6978573), (3276, 6313947), (3458, 5981634), (3591, 5760092), (4446, 4652382), (4788, 4320069), (4914, 4209298), (5187, 3987756), (6669, 3101588), (6916, 2990817), (7182, 2880046), (8892, 2326191), (9828, 2104649), (10374, 1993878), (13338, 1550794), (14364, 1440023), (15561, 1329252), (20748, 996939), (26676, 775397), (31122, 664626), (46683, 443084), (62244, 332313), (93366, 221542), (110771, 186732)]