19389667

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 22249728

約数和(自身を除く): 2860061

約数列:

[1, 11, 23, 173, 253, 443, 1903, 3979, 4873, 10189, 43769, 76639, 112079, 843029, 1762697, 19389667]

約数ペア:

[(1, 19389667), (11, 1762697), (23, 843029), (173, 112079), (253, 76639), (443, 43769), (1903, 10189), (3979, 4873)]