12720796556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7891313}}^1$

素因数の和:7891361

約数の個数: 24

約数和(自身を含む): 24747160704

約数和(自身を除く): 12026364148

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 7891313, 15782626, 31565252, 102587069, 205174138, 244630703, 410348276, 489261406, 978522812, 3180199139, 6360398278, 12720796556]

約数ペア:

[(1, 12720796556), (2, 6360398278), (4, 3180199139), (13, 978522812), (26, 489261406), (31, 410348276), (52, 244630703), (62, 205174138), (124, 102587069), (403, 31565252), (806, 15782626), (1612, 7891313)]