20454872

素因数分解:

$2^3\times {\mathrm{727}}^1\times {\mathrm{3517}}^1$

素因数の和:4250

約数の個数: 16

約数和(自身を含む): 38416560

約数和(自身を除く): 17961688

約数列:

[1, 2, 4, 8, 727, 1454, 2908, 3517, 5816, 7034, 14068, 28136, 2556859, 5113718, 10227436, 20454872]

約数ペア:

[(1, 20454872), (2, 10227436), (4, 5113718), (8, 2556859), (727, 28136), (1454, 14068), (2908, 7034), (3517, 5816)]