20512496152

素因数分解:

$2^3\times {\mathrm{5009}}^1\times {\mathrm{511891}}^1$

素因数の和:516906

約数の個数: 16

約数和(自身を含む): 38468683800

約数和(自身を除く): 17956187648

約数列:

[1, 2, 4, 8, 5009, 10018, 20036, 40072, 511891, 1023782, 2047564, 4095128, 2564062019, 5128124038, 10256248076, 20512496152]

約数ペア:

[(1, 20512496152), (2, 10256248076), (4, 5128124038), (8, 2564062019), (5009, 4095128), (10018, 2047564), (20036, 1023782), (40072, 511891)]