20378203195

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{34249081}}^1$

素因数の和:34249110

約数の個数: 16

約数和(自身を含む): 29591206848

約数和(自身を除く): 9213003653

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 34249081, 171245405, 239743567, 582234377, 1198717835, 2911171885, 4075640639, 20378203195]

約数ペア:

[(1, 20378203195), (5, 4075640639), (7, 2911171885), (17, 1198717835), (35, 582234377), (85, 239743567), (119, 171245405), (595, 34249081)]