19818326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8419}}^1$

素因数の和:8539

約数の個数: 16

約数和(自身を含む): 32736960

約数和(自身を除く): 12918634

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 8419, 16838, 92609, 185218, 900833, 1801666, 9909163, 19818326]

約数ペア:

[(1, 19818326), (2, 9909163), (11, 1801666), (22, 900833), (107, 185218), (214, 92609), (1177, 16838), (2354, 8419)]