20288552

素因数分解:

$2^3\times {\mathrm{821}}^1\times {\mathrm{3089}}^1$

素因数の和:3916

約数の個数: 16

約数和(自身を含む): 38099700

約数和(自身を除く): 17811148

約数列:

[1, 2, 4, 8, 821, 1642, 3089, 3284, 6178, 6568, 12356, 24712, 2536069, 5072138, 10144276, 20288552]

約数ペア:

[(1, 20288552), (2, 10144276), (4, 5072138), (8, 2536069), (821, 24712), (1642, 12356), (3089, 6568), (3284, 6178)]