18513186288

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{57131}}^1$

素因数の和:57342

約数の個数: 80

約数和(自身を含む): 49250526336

約数和(自身を除く): 30737340048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 157, 172, 258, 314, 344, 471, 516, 628, 688, 942, 1032, 1256, 1884, 2064, 2512, 3768, 6751, 7536, 13502, 20253, 27004, 40506, 54008, 57131, 81012, 108016, 114262, 162024, 171393, 228524, 324048, 342786, 457048, 685572, 914096, 1371144, 2456633, 2742288, 4913266, 7369899, 8969567, 9826532, 14739798, 17939134, 19653064, 26908701, 29479596, 35878268, 39306128, 53817402, 58959192, 71756536, 107634804, 117918384, 143513072, 215269608, 385691381, 430539216, 771382762, 1157074143, 1542765524, 2314148286, 3085531048, 4628296572, 6171062096, 9256593144, 18513186288]

約数ペア:

[(1, 18513186288), (2, 9256593144), (3, 6171062096), (4, 4628296572), (6, 3085531048), (8, 2314148286), (12, 1542765524), (16, 1157074143), (24, 771382762), (43, 430539216), (48, 385691381), (86, 215269608), (129, 143513072), (157, 117918384), (172, 107634804), (258, 71756536), (314, 58959192), (344, 53817402), (471, 39306128), (516, 35878268), (628, 29479596), (688, 26908701), (942, 19653064), (1032, 17939134), (1256, 14739798), (1884, 9826532), (2064, 8969567), (2512, 7369899), (3768, 4913266), (6751, 2742288), (7536, 2456633), (13502, 1371144), (20253, 914096), (27004, 685572), (40506, 457048), (54008, 342786), (57131, 324048), (81012, 228524), (108016, 171393), (114262, 162024)]