1949207981

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{117841}}^1$

素因数の和:118004

約数の個数: 16

約数和(自身を含む): 2375694720

約数和(自身を除く): 426486739

約数列:

[1, 7, 17, 119, 139, 973, 2363, 16541, 117841, 824887, 2003297, 14023079, 16379899, 114659293, 278458283, 1949207981]

約数ペア:

[(1, 1949207981), (7, 278458283), (17, 114659293), (119, 16379899), (139, 14023079), (973, 2003297), (2363, 824887), (16541, 117841)]