18949207869

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1\times {\mathrm{3583}}^1$

素因数の和:4522

約数の個数: 48

約数和(自身を含む): 29587783680

約数和(自身を除く): 10638575811

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 881, 2001, 2643, 3583, 6003, 7929, 10749, 20263, 25549, 32247, 60789, 76647, 82409, 103907, 182367, 229941, 247227, 311721, 587627, 741681, 935163, 1762881, 2389861, 3156623, 5288643, 7169583, 9469869, 21508749, 28409607, 72602329, 91542067, 217806987, 274626201, 653420961, 823878603, 2105467541, 6316402623, 18949207869]

約数ペア:

[(1, 18949207869), (3, 6316402623), (9, 2105467541), (23, 823878603), (29, 653420961), (69, 274626201), (87, 217806987), (207, 91542067), (261, 72602329), (667, 28409607), (881, 21508749), (2001, 9469869), (2643, 7169583), (3583, 5288643), (6003, 3156623), (7929, 2389861), (10749, 1762881), (20263, 935163), (25549, 741681), (32247, 587627), (60789, 311721), (76647, 247227), (82409, 229941), (103907, 182367)]