20178152

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132751}}^1$

素因数の和:132776

約数の個数: 16

約数和(自身を含む): 39825600

約数和(自身を除く): 19647448

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132751, 265502, 531004, 1062008, 2522269, 5044538, 10089076, 20178152]

約数ペア:

[(1, 20178152), (2, 10089076), (4, 5044538), (8, 2522269), (19, 1062008), (38, 531004), (76, 265502), (152, 132751)]