20158024

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{23117}}^1$

素因数の和:23232

約数の個数: 16

約数和(自身を含む): 38144700

約数和(自身を除く): 17986676

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 23117, 46234, 92468, 184936, 2519753, 5039506, 10079012, 20158024]

約数ペア:

[(1, 20158024), (2, 10079012), (4, 5039506), (8, 2519753), (109, 184936), (218, 92468), (436, 46234), (872, 23117)]