20138572905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 36908476416

約数和(自身を除く): 16769903511

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 67, 123, 157, 165, 201, 205, 283, 335, 451, 471, 615, 737, 785, 849, 1005, 1353, 1415, 1727, 2211, 2255, 2355, 2747, 3113, 3685, 4245, 5181, 6437, 6765, 8241, 8635, 9339, 10519, 11055, 11603, 13735, 15565, 18961, 19311, 25905, 30217, 31557, 32185, 34809, 41205, 44431, 46695, 52595, 56883, 58015, 70807, 90651, 94805, 96555, 115709, 127633, 133293, 151085, 157785, 174045, 208571, 212421, 222155, 284415, 347127, 354035, 382899, 431279, 453255, 488741, 578545, 625713, 638165, 666465, 777401, 1042855, 1062105, 1293837, 1466223, 1735635, 1821671, 1914495, 2156395, 2332203, 2443705, 2976877, 3128565, 3887005, 4744069, 5465013, 6469185, 7331115, 8551411, 8930631, 9108355, 11661015, 14232207, 14884385, 20038381, 23720345, 25654233, 27325065, 32745647, 42757055, 44653155, 60115143, 71161035, 98236941, 100191905, 122051957, 128271165, 163728235, 300575715, 366155871, 491184705, 610259785, 1342571527, 1830779355, 4027714581, 6712857635, 20138572905]

約数ペア:

[(1, 20138572905), (3, 6712857635), (5, 4027714581), (11, 1830779355), (15, 1342571527), (33, 610259785), (41, 491184705), (55, 366155871), (67, 300575715), (123, 163728235), (157, 128271165), (165, 122051957), (201, 100191905), (205, 98236941), (283, 71161035), (335, 60115143), (451, 44653155), (471, 42757055), (615, 32745647), (737, 27325065), (785, 25654233), (849, 23720345), (1005, 20038381), (1353, 14884385), (1415, 14232207), (1727, 11661015), (2211, 9108355), (2255, 8930631), (2355, 8551411), (2747, 7331115), (3113, 6469185), (3685, 5465013), (4245, 4744069), (5181, 3887005), (6437, 3128565), (6765, 2976877), (8241, 2443705), (8635, 2332203), (9339, 2156395), (10519, 1914495), (11055, 1821671), (11603, 1735635), (13735, 1466223), (15565, 1293837), (18961, 1062105), (19311, 1042855), (25905, 777401), (30217, 666465), (31557, 638165), (32185, 625713), (34809, 578545), (41205, 488741), (44431, 453255), (46695, 431279), (52595, 382899), (56883, 354035), (58015, 347127), (70807, 284415), (90651, 222155), (94805, 212421), (96555, 208571), (115709, 174045), (127633, 157785), (133293, 151085)]