20136418551

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{2903}}^1\times {\mathrm{4909}}^1$

素因数の和:7975

約数の個数: 24

約数和(自身を含む): 29287246560

約数和(自身を除く): 9150828009

約数列:

[1, 3, 9, 157, 471, 1413, 2903, 4909, 8709, 14727, 26127, 44181, 455771, 770713, 1367313, 2312139, 4101939, 6936417, 14250827, 42752481, 128257443, 2237379839, 6712139517, 20136418551]

約数ペア:

[(1, 20136418551), (3, 6712139517), (9, 2237379839), (157, 128257443), (471, 42752481), (1413, 14250827), (2903, 6936417), (4909, 4101939), (8709, 2312139), (14727, 1367313), (26127, 770713), (44181, 455771)]