20311883912

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35760359}}^1$

素因数の和:35760436

約数の個数: 16

約数和(自身を含む): 38621188800

約数和(自身を除く): 18309304888

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35760359, 71520718, 143041436, 286082872, 2538985489, 5077970978, 10155941956, 20311883912]

約数ペア:

[(1, 20311883912), (2, 10155941956), (4, 5077970978), (8, 2538985489), (71, 286082872), (142, 143041436), (284, 71520718), (568, 35760359)]