18697514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{1373}}^1$

素因数の和:2005

約数の個数: 16

約数和(自身を含む): 30667680

約数和(自身を除く): 11970166

約数列:

[1, 2, 11, 22, 619, 1238, 1373, 2746, 6809, 13618, 15103, 30206, 849887, 1699774, 9348757, 18697514]

約数ペア:

[(1, 18697514), (2, 9348757), (11, 1699774), (22, 849887), (619, 30206), (1238, 15103), (1373, 13618), (2746, 6809)]