20069552

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{4663}}^1$

素因数の和:4940

約数の個数: 20

約数和(自身を含む): 39037680

約数和(自身を除く): 18968128

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 4663, 9326, 18652, 37304, 74608, 1254347, 2508694, 5017388, 10034776, 20069552]

約数ペア:

[(1, 20069552), (2, 10034776), (4, 5017388), (8, 2508694), (16, 1254347), (269, 74608), (538, 37304), (1076, 18652), (2152, 9326), (4304, 4663)]