207921604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{11903}}^1$

素因数の和:12315

約数の個数: 24

約数和(自身を含む): 397974528

約数和(自身を除く): 190052924

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1588, 4367, 8734, 11903, 17468, 23806, 47612, 130933, 261866, 523732, 4725491, 9450982, 18901964, 51980401, 103960802, 207921604]

約数ペア:

[(1, 207921604), (2, 103960802), (4, 51980401), (11, 18901964), (22, 9450982), (44, 4725491), (397, 523732), (794, 261866), (1588, 130933), (4367, 47612), (8734, 23806), (11903, 17468)]