268258448

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{236143}}^1$

素因数の和:236222

約数の個数: 20

約数和(自身を含む): 527073408

約数和(自身を除く): 258814960

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 236143, 472286, 944572, 1889144, 3778288, 16766153, 33532306, 67064612, 134129224, 268258448]

約数ペア:

[(1, 268258448), (2, 134129224), (4, 67064612), (8, 33532306), (16, 16766153), (71, 3778288), (142, 1889144), (284, 944572), (568, 472286), (1136, 236143)]