891393872

素因数分解:

$2^4\times {\mathrm{839}}^1\times {\mathrm{66403}}^1$

素因数の和:67250

約数の個数: 20

約数和(自身を含む): 1729160160

約数和(自身を除く): 837766288

約数列:

[1, 2, 4, 8, 16, 839, 1678, 3356, 6712, 13424, 66403, 132806, 265612, 531224, 1062448, 55712117, 111424234, 222848468, 445696936, 891393872]

約数ペア:

[(1, 891393872), (2, 445696936), (4, 222848468), (8, 111424234), (16, 55712117), (839, 1062448), (1678, 531224), (3356, 265612), (6712, 132806), (13424, 66403)]