1138963568

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{174047}}^1$

素因数の和:174464

約数の個数: 20

約数和(自身を含む): 2212150080

約数和(自身を除く): 1073186512

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 174047, 348094, 696188, 1392376, 2784752, 71185223, 142370446, 284740892, 569481784, 1138963568]

約数ペア:

[(1, 1138963568), (2, 569481784), (4, 284740892), (8, 142370446), (16, 71185223), (409, 2784752), (818, 1392376), (1636, 696188), (3272, 348094), (6544, 174047)]