20320827256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{133689653}}^1$

素因数の和:133689678

約数の個数: 16

約数和(自身を含む): 40106896200

約数和(自身を除く): 19786068944

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 133689653, 267379306, 534758612, 1069517224, 2540103407, 5080206814, 10160413628, 20320827256]

約数ペア:

[(1, 20320827256), (2, 10160413628), (4, 5080206814), (8, 2540103407), (19, 1069517224), (38, 534758612), (76, 267379306), (152, 133689653)]