20802306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2767}}^1$

素因数の和:2958

約数の個数: 32

約数和(自身を含む): 47831040

約数和(自身を除く): 27028734

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 179, 358, 537, 1074, 1253, 2506, 2767, 3759, 5534, 7518, 8301, 16602, 19369, 38738, 58107, 116214, 495293, 990586, 1485879, 2971758, 3467051, 6934102, 10401153, 20802306]

約数ペア:

[(1, 20802306), (2, 10401153), (3, 6934102), (6, 3467051), (7, 2971758), (14, 1485879), (21, 990586), (42, 495293), (179, 116214), (358, 58107), (537, 38738), (1074, 19369), (1253, 16602), (2506, 8301), (2767, 7518), (3759, 5534)]