19372474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1361}}^1$

素因数の和:2021

約数の個数: 16

約数和(自身を含む): 31772736

約数和(自身を除く): 12400262

約数列:

[1, 2, 11, 22, 647, 1294, 1361, 2722, 7117, 14234, 14971, 29942, 880567, 1761134, 9686237, 19372474]

約数ペア:

[(1, 19372474), (2, 9686237), (11, 1761134), (22, 880567), (647, 29942), (1294, 14971), (1361, 14234), (2722, 7117)]