20416899

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2153}}^1$

素因数の和:2294

約数の個数: 16

約数和(自身を含む): 28432800

約数和(自身を除く): 8015901

約数列:

[1, 3, 29, 87, 109, 327, 2153, 3161, 6459, 9483, 62437, 187311, 234677, 704031, 6805633, 20416899]

約数ペア:

[(1, 20416899), (3, 6805633), (29, 704031), (87, 234677), (109, 187311), (327, 62437), (2153, 9483), (3161, 6459)]