20123992968

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:804

約数の個数: 192

約数和(自身を含む): 55266831360

約数和(自身を除く): 35142838392

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 29, 46, 58, 67, 69, 87, 92, 116, 134, 138, 174, 184, 201, 232, 268, 276, 348, 402, 536, 552, 647, 667, 696, 804, 841, 1294, 1334, 1541, 1608, 1682, 1941, 1943, 2001, 2523, 2588, 2668, 3082, 3364, 3882, 3886, 4002, 4623, 5046, 5176, 5336, 5829, 6164, 6728, 7764, 7772, 8004, 9246, 10092, 11658, 12328, 14881, 15528, 15544, 16008, 18492, 18763, 19343, 20184, 23316, 29762, 36984, 37526, 38686, 43349, 44643, 44689, 46632, 56289, 56347, 58029, 59524, 75052, 77372, 86698, 89286, 89378, 112578, 112694, 116058, 119048, 130047, 134067, 150104, 154744, 169041, 173396, 178572, 178756, 225156, 225388, 232116, 260094, 268134, 338082, 346792, 357144, 357512, 431549, 450312, 450776, 464232, 520188, 536268, 544127, 676164, 863098, 997027, 1040376, 1072536, 1088254, 1257121, 1294647, 1295981, 1352328, 1632381, 1726196, 1994054, 2176508, 2514242, 2589294, 2591962, 2991081, 3264762, 3452392, 3771363, 3887943, 3988108, 4353016, 5028484, 5178588, 5183924, 5982162, 6529524, 7542726, 7775886, 7976216, 10056968, 10357176, 10367848, 11964324, 12514921, 13059048, 15085452, 15551772, 23928648, 25029842, 28913783, 30170904, 31103544, 36456509, 37544763, 50059684, 57827566, 72913018, 75089526, 86741349, 100119368, 109369527, 115655132, 145826036, 150179052, 173482698, 218739054, 231310264, 291652072, 300358104, 346965396, 437478108, 693930792, 838499707, 874956216, 1676999414, 2515499121, 3353998828, 5030998242, 6707997656, 10061996484, 20123992968]

約数ペア:

[(1, 20123992968), (2, 10061996484), (3, 6707997656), (4, 5030998242), (6, 3353998828), (8, 2515499121), (12, 1676999414), (23, 874956216), (24, 838499707), (29, 693930792), (46, 437478108), (58, 346965396), (67, 300358104), (69, 291652072), (87, 231310264), (92, 218739054), (116, 173482698), (134, 150179052), (138, 145826036), (174, 115655132), (184, 109369527), (201, 100119368), (232, 86741349), (268, 75089526), (276, 72913018), (348, 57827566), (402, 50059684), (536, 37544763), (552, 36456509), (647, 31103544), (667, 30170904), (696, 28913783), (804, 25029842), (841, 23928648), (1294, 15551772), (1334, 15085452), (1541, 13059048), (1608, 12514921), (1682, 11964324), (1941, 10367848), (1943, 10357176), (2001, 10056968), (2523, 7976216), (2588, 7775886), (2668, 7542726), (3082, 6529524), (3364, 5982162), (3882, 5183924), (3886, 5178588), (4002, 5028484), (4623, 4353016), (5046, 3988108), (5176, 3887943), (5336, 3771363), (5829, 3452392), (6164, 3264762), (6728, 2991081), (7764, 2591962), (7772, 2589294), (8004, 2514242), (9246, 2176508), (10092, 1994054), (11658, 1726196), (12328, 1632381), (14881, 1352328), (15528, 1295981), (15544, 1294647), (16008, 1257121), (18492, 1088254), (18763, 1072536), (19343, 1040376), (20184, 997027), (23316, 863098), (29762, 676164), (36984, 544127), (37526, 536268), (38686, 520188), (43349, 464232), (44643, 450776), (44689, 450312), (46632, 431549), (56289, 357512), (56347, 357144), (58029, 346792), (59524, 338082), (75052, 268134), (77372, 260094), (86698, 232116), (89286, 225388), (89378, 225156), (112578, 178756), (112694, 178572), (116058, 173396), (119048, 169041), (130047, 154744), (134067, 150104)]