18893402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1361}}^1$

素因数の和:2005

約数の個数: 16

約数和(自身を含む): 30988224

約数和(自身を除く): 12094822

約数列:

[1, 2, 11, 22, 631, 1262, 1361, 2722, 6941, 13882, 14971, 29942, 858791, 1717582, 9446701, 18893402]

約数ペア:

[(1, 18893402), (2, 9446701), (11, 1717582), (22, 858791), (631, 29942), (1262, 14971), (1361, 13882), (2722, 6941)]