20199604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2339}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 17539916

約数列:

[1, 2, 4, 17, 34, 68, 127, 254, 508, 2159, 2339, 4318, 4678, 8636, 9356, 39763, 79526, 159052, 297053, 594106, 1188212, 5049901, 10099802, 20199604]

約数ペア:

[(1, 20199604), (2, 10099802), (4, 5049901), (17, 1188212), (34, 594106), (68, 297053), (127, 159052), (254, 79526), (508, 39763), (2159, 9356), (2339, 8636), (4318, 4678)]