68815568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{226367}}^1$

素因数の和:226394

約数の個数: 20

約数和(自身を含む): 140348160

約数和(自身を除く): 71532592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 226367, 452734, 905468, 1810936, 3621872, 4300973, 8601946, 17203892, 34407784, 68815568]

約数ペア:

[(1, 68815568), (2, 34407784), (4, 17203892), (8, 8601946), (16, 4300973), (19, 3621872), (38, 1810936), (76, 905468), (152, 452734), (304, 226367)]