20595491

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 24165120

約数和(自身を除く): 3569629

約数列:

[1, 7, 61, 139, 347, 427, 973, 2429, 8479, 21167, 48233, 59353, 148169, 337631, 2942213, 20595491]

約数ペア:

[(1, 20595491), (7, 2942213), (61, 337631), (139, 148169), (347, 59353), (427, 48233), (973, 21167), (2429, 8479)]