20005826

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1109

約数の個数: 16

約数和(自身を含む): 30941880

約数和(自身を除く): 10936054

約数列:

[1, 2, 37, 74, 409, 661, 818, 1322, 15133, 24457, 30266, 48914, 270349, 540698, 10002913, 20005826]

約数ペア:

[(1, 20005826), (2, 10002913), (37, 540698), (74, 270349), (409, 48914), (661, 30266), (818, 24457), (1322, 15133)]