18933736

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{21713}}^1$

素因数の和:21828

約数の個数: 16

約数和(自身を含む): 35828100

約数和(自身を除く): 16894364

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 21713, 43426, 86852, 173704, 2366717, 4733434, 9466868, 18933736]

約数ペア:

[(1, 18933736), (2, 9466868), (4, 4733434), (8, 2366717), (109, 173704), (218, 86852), (436, 43426), (872, 21713)]