20154687093

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131729981}}^1$

素因数の和:131730004

約数の個数: 12

約数和(自身を含む): 30824815788

約数和(自身を除く): 10670128695

約数列:

[1, 3, 9, 17, 51, 153, 131729981, 395189943, 1185569829, 2239409677, 6718229031, 20154687093]

約数ペア:

[(1, 20154687093), (3, 6718229031), (9, 2239409677), (17, 1185569829), (51, 395189943), (153, 131729981)]