20473388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8377}}^1$

素因数の和:8441

約数の個数: 24

約数和(自身を含む): 39410112

約数和(自身を除く): 18936724

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8377, 16754, 33508, 108901, 217802, 393719, 435604, 787438, 1574876, 5118347, 10236694, 20473388]

約数ペア:

[(1, 20473388), (2, 10236694), (4, 5118347), (13, 1574876), (26, 787438), (47, 435604), (52, 393719), (94, 217802), (188, 108901), (611, 33508), (1222, 16754), (2444, 8377)]