20132321872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:793

約数の個数: 160

約数和(自身を含む): 45283212800

約数和(自身を除く): 25150890928

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 67, 76, 104, 134, 139, 152, 208, 247, 268, 278, 304, 494, 536, 547, 556, 871, 988, 1072, 1094, 1112, 1273, 1742, 1807, 1976, 2188, 2224, 2546, 2641, 3484, 3614, 3952, 4376, 5092, 5282, 6968, 7111, 7228, 8752, 9313, 10184, 10393, 10564, 13936, 14222, 14456, 16549, 18626, 20368, 20786, 21128, 28444, 28912, 33098, 34333, 36649, 37252, 41572, 42256, 56888, 66196, 68666, 73298, 74504, 76033, 83144, 113776, 121069, 132392, 135109, 137332, 146596, 149008, 152066, 166288, 176947, 242138, 264784, 270218, 274664, 293192, 304132, 353894, 476437, 484276, 540436, 549328, 586384, 608264, 696331, 707788, 952874, 968552, 988429, 1080872, 1216528, 1392662, 1415576, 1444627, 1905748, 1937104, 1976858, 2161744, 2300311, 2785324, 2831152, 2889254, 3811496, 3953716, 4600622, 5094211, 5570648, 5778508, 7622992, 7907432, 9052303, 9201244, 10188422, 11141296, 11557016, 15814864, 18104606, 18402488, 18780151, 20376844, 23114032, 36209212, 36804976, 37560302, 40753688, 66224743, 72418424, 75120604, 81507376, 96790009, 132449486, 144836848, 150241208, 193580018, 264898972, 300482416, 387160036, 529797944, 774320072, 1059595888, 1258270117, 1548640144, 2516540234, 5033080468, 10066160936, 20132321872]

約数ペア:

[(1, 20132321872), (2, 10066160936), (4, 5033080468), (8, 2516540234), (13, 1548640144), (16, 1258270117), (19, 1059595888), (26, 774320072), (38, 529797944), (52, 387160036), (67, 300482416), (76, 264898972), (104, 193580018), (134, 150241208), (139, 144836848), (152, 132449486), (208, 96790009), (247, 81507376), (268, 75120604), (278, 72418424), (304, 66224743), (494, 40753688), (536, 37560302), (547, 36804976), (556, 36209212), (871, 23114032), (988, 20376844), (1072, 18780151), (1094, 18402488), (1112, 18104606), (1273, 15814864), (1742, 11557016), (1807, 11141296), (1976, 10188422), (2188, 9201244), (2224, 9052303), (2546, 7907432), (2641, 7622992), (3484, 5778508), (3614, 5570648), (3952, 5094211), (4376, 4600622), (5092, 3953716), (5282, 3811496), (6968, 2889254), (7111, 2831152), (7228, 2785324), (8752, 2300311), (9313, 2161744), (10184, 1976858), (10393, 1937104), (10564, 1905748), (13936, 1444627), (14222, 1415576), (14456, 1392662), (16549, 1216528), (18626, 1080872), (20368, 988429), (20786, 968552), (21128, 952874), (28444, 707788), (28912, 696331), (33098, 608264), (34333, 586384), (36649, 549328), (37252, 540436), (41572, 484276), (42256, 476437), (56888, 353894), (66196, 304132), (68666, 293192), (73298, 274664), (74504, 270218), (76033, 264784), (83144, 242138), (113776, 176947), (121069, 166288), (132392, 152066), (135109, 149008), (137332, 146596)]