439888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1447}}^1$

素因数の和:1474

約数の個数: 20

約数和(自身を含む): 897760

約数和(自身を除く): 457872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1447, 2894, 5788, 11576, 23152, 27493, 54986, 109972, 219944, 439888]

約数ペア:

[(1, 439888), (2, 219944), (4, 109972), (8, 54986), (16, 27493), (19, 23152), (38, 11576), (76, 5788), (152, 2894), (304, 1447)]