18996838

素因数分解:

$2^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1361}}^1$

素因数の和:2367

約数の個数: 16

約数和(自身を含む): 32622624

約数和(自身を除く): 13625786

約数列:

[1, 2, 7, 14, 997, 1361, 1994, 2722, 6979, 9527, 13958, 19054, 1356917, 2713834, 9498419, 18996838]

約数ペア:

[(1, 18996838), (2, 9498419), (7, 2713834), (14, 1356917), (997, 19054), (1361, 13958), (1994, 9527), (2722, 6979)]