20609932

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32003}}^1$

素因数の和:32037

約数の個数: 24

約数和(自身を含む): 43013376

約数和(自身を除く): 22403444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32003, 64006, 128012, 224021, 448042, 736069, 896084, 1472138, 2944276, 5152483, 10304966, 20609932]

約数ペア:

[(1, 20609932), (2, 10304966), (4, 5152483), (7, 2944276), (14, 1472138), (23, 896084), (28, 736069), (46, 448042), (92, 224021), (161, 128012), (322, 64006), (644, 32003)]