19694632

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 37800000

約数和(自身を除く): 18105368

約数列:

[1, 2, 4, 8, 89, 139, 178, 199, 278, 356, 398, 556, 712, 796, 1112, 1592, 12371, 17711, 24742, 27661, 35422, 49484, 55322, 70844, 98968, 110644, 141688, 221288, 2461829, 4923658, 9847316, 19694632]

約数ペア:

[(1, 19694632), (2, 9847316), (4, 4923658), (8, 2461829), (89, 221288), (139, 141688), (178, 110644), (199, 98968), (278, 70844), (356, 55322), (398, 49484), (556, 35422), (712, 27661), (796, 24742), (1112, 17711), (1592, 12371)]