20054480912

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{4004489}}^1$

素因数の和:4004810

約数の個数: 20

約数和(自身を含む): 38979705660

約数和(自身を除く): 18925224748

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 4004489, 8008978, 16017956, 32035912, 64071824, 1253405057, 2506810114, 5013620228, 10027240456, 20054480912]

約数ペア:

[(1, 20054480912), (2, 10027240456), (4, 5013620228), (8, 2506810114), (16, 1253405057), (313, 64071824), (626, 32035912), (1252, 16017956), (2504, 8008978), (5008, 4004489)]