20652196

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{72719}}^1$

素因数の和:72794

約数の個数: 12

約数和(自身を含む): 36650880

約数和(自身を除く): 15998684

約数列:

[1, 2, 4, 71, 142, 284, 72719, 145438, 290876, 5163049, 10326098, 20652196]

約数ペア:

[(1, 20652196), (2, 10326098), (4, 5163049), (71, 290876), (142, 145438), (284, 72719)]