207973468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{19687}}^1$

素因数の和:19849

約数の個数: 24

約数和(自身を含む): 385884800

約数和(自身を除く): 177911332

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 19687, 39374, 78748, 374053, 748106, 1496212, 2736493, 5472986, 10945972, 51993367, 103986734, 207973468]

約数ペア:

[(1, 207973468), (2, 103986734), (4, 51993367), (19, 10945972), (38, 5472986), (76, 2736493), (139, 1496212), (278, 748106), (556, 374053), (2641, 78748), (5282, 39374), (10564, 19687)]