20006521712

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5607209}}^1$

素因数の和:5607440

約数の個数: 20

約数和(自身を含む): 38936466240

約数和(自身を除く): 18929944528

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5607209, 11214418, 22428836, 44857672, 89715344, 1250407607, 2500815214, 5001630428, 10003260856, 20006521712]

約数ペア:

[(1, 20006521712), (2, 10003260856), (4, 5001630428), (8, 2500815214), (16, 1250407607), (223, 89715344), (446, 44857672), (892, 22428836), (1784, 11214418), (3568, 5607209)]