218533535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{209123}}^1$

素因数の和:209158

約数の個数: 16

約数和(自身を含む): 301138560

約数和(自身を除く): 82605025

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 209123, 1045615, 2300353, 3973337, 11501765, 19866685, 43706707, 218533535]

約数ペア:

[(1, 218533535), (5, 43706707), (11, 19866685), (19, 11501765), (55, 3973337), (95, 2300353), (209, 1045615), (1045, 209123)]