19388211

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{13109}}^1$

素因数の和:13158

約数の個数: 16

約数和(自身を含む): 28317600

約数和(自身を除く): 8929389

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 13109, 39327, 222853, 380161, 668559, 1140483, 6462737, 19388211]

約数ペア:

[(1, 19388211), (3, 6462737), (17, 1140483), (29, 668559), (51, 380161), (87, 222853), (493, 39327), (1479, 13109)]