19988152

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131501}}^1$

素因数の和:131526

約数の個数: 16

約数和(自身を含む): 39450600

約数和(自身を除く): 19462448

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 131501, 263002, 526004, 1052008, 2498519, 4997038, 9994076, 19988152]

約数ペア:

[(1, 19988152), (2, 9994076), (4, 4997038), (8, 2498519), (19, 1052008), (38, 526004), (76, 263002), (152, 131501)]