318393412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{10243}}^1$

素因数の和:10675

約数の個数: 24

約数和(自身を含む): 588005600

約数和(自身を除く): 269612188

約数列:

[1, 2, 4, 19, 38, 76, 409, 818, 1636, 7771, 10243, 15542, 20486, 31084, 40972, 194617, 389234, 778468, 4189387, 8378774, 16757548, 79598353, 159196706, 318393412]

約数ペア:

[(1, 318393412), (2, 159196706), (4, 79598353), (19, 16757548), (38, 8378774), (76, 4189387), (409, 778468), (818, 389234), (1636, 194617), (7771, 40972), (10243, 31084), (15542, 20486)]