20827177

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 24422400

約数和(自身を除く): 3595223

約数列:

[1, 7, 59, 211, 239, 413, 1477, 1673, 12449, 14101, 50429, 87143, 98707, 353003, 2975311, 20827177]

約数ペア:

[(1, 20827177), (7, 2975311), (59, 353003), (211, 98707), (239, 87143), (413, 50429), (1477, 14101), (1673, 12449)]