205780004

素因数分解:

$2^2\times {\mathrm{4463}}^1\times {\mathrm{11527}}^1$

素因数の和:15994

約数の個数: 12

約数和(自身を含む): 360226944

約数和(自身を除く): 154446940

約数列:

[1, 2, 4, 4463, 8926, 11527, 17852, 23054, 46108, 51445001, 102890002, 205780004]

約数ペア:

[(1, 205780004), (2, 102890002), (4, 51445001), (4463, 46108), (8926, 23054), (11527, 17852)]