2019965977183

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6521}}^1\times {\mathrm{108727}}^1$

素因数の和:115303

約数の個数: 32

約数和(自身を含む): 2586884410368

約数和(自身を除く): 566918433185

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 6521, 45647, 71731, 108727, 241277, 502117, 761089, 1195997, 1688939, 2654047, 4022899, 8371979, 18578329, 28160293, 44251889, 309763223, 709008767, 4963061369, 7799096437, 26233324379, 54593675059, 183633270653, 288566568169, 2019965977183]

約数ペア:

[(1, 2019965977183), (7, 288566568169), (11, 183633270653), (37, 54593675059), (77, 26233324379), (259, 7799096437), (407, 4963061369), (2849, 709008767), (6521, 309763223), (45647, 44251889), (71731, 28160293), (108727, 18578329), (241277, 8371979), (502117, 4022899), (761089, 2654047), (1195997, 1688939)]