205920212

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{768359}}^1$

素因数の和:768430

約数の個数: 12

約数和(自身を含む): 365739360

約数和(自身を除く): 159819148

約数列:

[1, 2, 4, 67, 134, 268, 768359, 1536718, 3073436, 51480053, 102960106, 205920212]

約数ペア:

[(1, 205920212), (2, 102960106), (4, 51480053), (67, 3073436), (134, 1536718), (268, 768359)]