20562824

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 39982080

約数和(自身を除く): 19419256

約数列:

[1, 2, 4, 8, 37, 74, 127, 148, 254, 296, 508, 547, 1016, 1094, 2188, 4376, 4699, 9398, 18796, 20239, 37592, 40478, 69469, 80956, 138938, 161912, 277876, 555752, 2570353, 5140706, 10281412, 20562824]

約数ペア:

[(1, 20562824), (2, 10281412), (4, 5140706), (8, 2570353), (37, 555752), (74, 277876), (127, 161912), (148, 138938), (254, 80956), (296, 69469), (508, 40478), (547, 37592), (1016, 20239), (1094, 18796), (2188, 9398), (4376, 4699)]