19350416

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{3109}}^1$

素因数の和:3506

約数の個数: 20

約数和(自身を含む): 37599900

約数和(自身を除く): 18249484

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3109, 3112, 6218, 6224, 12436, 24872, 49744, 1209401, 2418802, 4837604, 9675208, 19350416]

約数ペア:

[(1, 19350416), (2, 9675208), (4, 4837604), (8, 2418802), (16, 1209401), (389, 49744), (778, 24872), (1556, 12436), (3109, 6224), (3112, 6218)]