40388528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{132857}}^1$

素因数の和:132884

約数の個数: 20

約数和(自身を含む): 82371960

約数和(自身を除く): 41983432

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 132857, 265714, 531428, 1062856, 2125712, 2524283, 5048566, 10097132, 20194264, 40388528]

約数ペア:

[(1, 40388528), (2, 20194264), (4, 10097132), (8, 5048566), (16, 2524283), (19, 2125712), (38, 1062856), (76, 531428), (152, 265714), (304, 132857)]