27980692

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{1061}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 51740640

約数和(自身を除く): 23759948

約数列:

[1, 2, 4, 19, 38, 76, 347, 694, 1061, 1388, 2122, 4244, 6593, 13186, 20159, 26372, 40318, 80636, 368167, 736334, 1472668, 6995173, 13990346, 27980692]

約数ペア:

[(1, 27980692), (2, 13990346), (4, 6995173), (19, 1472668), (38, 736334), (76, 368167), (347, 80636), (694, 40318), (1061, 26372), (1388, 20159), (2122, 13186), (4244, 6593)]