20199874019

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{317693}}^1$

素因数の和:317846

約数の個数: 16

約数和(自身を含む): 22380906912

約数和(自身を除く): 2181032893

約数列:

[1, 13, 67, 73, 871, 949, 4891, 63583, 317693, 4130009, 21285431, 23191589, 276710603, 301490657, 1553836463, 20199874019]

約数ペア:

[(1, 20199874019), (13, 1553836463), (67, 301490657), (73, 276710603), (871, 23191589), (949, 21285431), (4891, 4130009), (63583, 317693)]