20519270

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50047}}^1$

素因数の和:50095

約数の個数: 16

約数和(自身を含む): 37836288

約数和(自身を除く): 17317018

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50047, 100094, 250235, 500470, 2051927, 4103854, 10259635, 20519270]

約数ペア:

[(1, 20519270), (2, 10259635), (5, 4103854), (10, 2051927), (41, 500470), (82, 250235), (205, 100094), (410, 50047)]