20214416

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{3089}}^1$

素因数の和:3506

約数の個数: 20

約数和(自身を含む): 39273900

約数和(自身を除く): 19059484

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3089, 3272, 6178, 6544, 12356, 24712, 49424, 1263401, 2526802, 5053604, 10107208, 20214416]

約数ペア:

[(1, 20214416), (2, 10107208), (4, 5053604), (8, 2526802), (16, 1263401), (409, 49424), (818, 24712), (1636, 12356), (3089, 6544), (3272, 6178)]