1999766704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2447}}^1\times {\mathrm{3929}}^1$

素因数の和:6397

約数の個数: 40

約数和(自身を含む): 4175357760

約数和(自身を除く): 2175591056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2447, 3929, 4894, 7858, 9788, 15716, 19576, 31432, 31811, 39152, 51077, 62864, 63622, 102154, 127244, 204308, 254488, 408616, 508976, 817232, 9614263, 19228526, 38457052, 76914104, 124985419, 153828208, 249970838, 499941676, 999883352, 1999766704]

約数ペア:

[(1, 1999766704), (2, 999883352), (4, 499941676), (8, 249970838), (13, 153828208), (16, 124985419), (26, 76914104), (52, 38457052), (104, 19228526), (208, 9614263), (2447, 817232), (3929, 508976), (4894, 408616), (7858, 254488), (9788, 204308), (15716, 127244), (19576, 102154), (31432, 63622), (31811, 62864), (39152, 51077)]