128015768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{842209}}^1$

素因数の和:842234

約数の個数: 16

約数和(自身を含む): 252663000

約数和(自身を除く): 124647232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 842209, 1684418, 3368836, 6737672, 16001971, 32003942, 64007884, 128015768]

約数ペア:

[(1, 128015768), (2, 64007884), (4, 32003942), (8, 16001971), (19, 6737672), (38, 3368836), (76, 1684418), (152, 842209)]