19896424

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{22817}}^1$

素因数の和:22932

約数の個数: 16

約数和(自身を含む): 37649700

約数和(自身を除く): 17753276

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 22817, 45634, 91268, 182536, 2487053, 4974106, 9948212, 19896424]

約数ペア:

[(1, 19896424), (2, 9948212), (4, 4974106), (8, 2487053), (109, 182536), (218, 91268), (436, 45634), (872, 22817)]