20171644

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5099}}^1$

素因数の和:5169

約数の個数: 24

約数和(自身を含む): 37699200

約数和(自身を除く): 17527556

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 5099, 10198, 20396, 117277, 219257, 234554, 438514, 469108, 877028, 5042911, 10085822, 20171644]

約数ペア:

[(1, 20171644), (2, 10085822), (4, 5042911), (23, 877028), (43, 469108), (46, 438514), (86, 234554), (92, 219257), (172, 117277), (989, 20396), (1978, 10198), (3956, 5099)]