204564884

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{390391}}^1$

素因数の和:390526

約数の個数: 12

約数和(自身を含む): 360722208

約数和(自身を除く): 156157324

約数列:

[1, 2, 4, 131, 262, 524, 390391, 780782, 1561564, 51141221, 102282442, 204564884]

約数ペア:

[(1, 204564884), (2, 102282442), (4, 51141221), (131, 1561564), (262, 780782), (524, 390391)]