19205756

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 34289136

約数和(自身を除く): 15083380

約数列:

[1, 2, 4, 101, 137, 202, 274, 347, 404, 548, 694, 1388, 13837, 27674, 35047, 47539, 55348, 70094, 95078, 140188, 190156, 4801439, 9602878, 19205756]

約数ペア:

[(1, 19205756), (2, 9602878), (4, 4801439), (101, 190156), (137, 140188), (202, 95078), (274, 70094), (347, 55348), (404, 47539), (548, 35047), (694, 27674), (1388, 13837)]