19115272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{217219}}^1$

素因数の和:217236

約数の個数: 16

約数和(自身を含む): 39099600

約数和(自身を除く): 19984328

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 217219, 434438, 868876, 1737752, 2389409, 4778818, 9557636, 19115272]

約数ペア:

[(1, 19115272), (2, 9557636), (4, 4778818), (8, 2389409), (11, 1737752), (22, 868876), (44, 434438), (88, 217219)]