211991888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{427403}}^1$

素因数の和:427442

約数の個数: 20

約数和(自身を含む): 423984768

約数和(自身を除く): 211992880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 427403, 854806, 1709612, 3419224, 6838448, 13249493, 26498986, 52997972, 105995944, 211991888]

約数ペア:

[(1, 211991888), (2, 105995944), (4, 52997972), (8, 26498986), (16, 13249493), (31, 6838448), (62, 3419224), (124, 1709612), (248, 854806), (496, 427403)]