20397102

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1553}}^1$

素因数の和:1768

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 24358098

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 199, 398, 597, 1194, 1553, 2189, 3106, 4378, 4659, 6567, 9318, 13134, 17083, 34166, 51249, 102498, 309047, 618094, 927141, 1854282, 3399517, 6799034, 10198551, 20397102]

約数ペア:

[(1, 20397102), (2, 10198551), (3, 6799034), (6, 3399517), (11, 1854282), (22, 927141), (33, 618094), (66, 309047), (199, 102498), (398, 51249), (597, 34166), (1194, 17083), (1553, 13134), (2189, 9318), (3106, 6567), (4378, 4659)]