12886142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10939}}^1$

素因数の和:10991

約数の個数: 16

約数和(自身を含む): 21004800

約数和(自身を除く): 8118658

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 10939, 21878, 207841, 339109, 415682, 678218, 6443071, 12886142]

約数ペア:

[(1, 12886142), (2, 6443071), (19, 678218), (31, 415682), (38, 339109), (62, 207841), (589, 21878), (1178, 10939)]