209960044

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{111919}}^1$

素因数の和:111997

約数の個数: 24

約数和(自身を含む): 426191360

約数和(自身を除く): 216231316

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 111919, 223838, 447676, 783433, 1566866, 3133732, 7498573, 14997146, 29994292, 52490011, 104980022, 209960044]

約数ペア:

[(1, 209960044), (2, 104980022), (4, 52490011), (7, 29994292), (14, 14997146), (28, 7498573), (67, 3133732), (134, 1566866), (268, 783433), (469, 447676), (938, 223838), (1876, 111919)]