20644552

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19699}}^1$

素因数の和:19836

約数の個数: 16

約数和(自身を含む): 39006000

約数和(自身を除く): 18361448

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19699, 39398, 78796, 157592, 2580569, 5161138, 10322276, 20644552]

約数ペア:

[(1, 20644552), (2, 10322276), (4, 5161138), (8, 2580569), (131, 157592), (262, 78796), (524, 39398), (1048, 19699)]