20161786868

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{63803123}}^1$

素因数の和:63803206

約数の個数: 12

約数和(自身を含む): 35729749440

約数和(自身を除く): 15567962572

約数列:

[1, 2, 4, 79, 158, 316, 63803123, 127606246, 255212492, 5040446717, 10080893434, 20161786868]

約数ペア:

[(1, 20161786868), (2, 10080893434), (4, 5040446717), (79, 255212492), (158, 127606246), (316, 63803123)]