128565590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{676661}}^1$

素因数の和:676687

約数の個数: 16

約数和(自身を含む): 243598320

約数和(自身を除く): 115032730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 676661, 1353322, 3383305, 6766610, 12856559, 25713118, 64282795, 128565590]

約数ペア:

[(1, 128565590), (2, 64282795), (5, 25713118), (10, 12856559), (19, 6766610), (38, 3383305), (95, 1353322), (190, 676661)]