20108530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154681}}^1$

素因数の和:154701

約数の個数: 16

約数和(自身を含む): 38979864

約数和(自身を除く): 18871334

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154681, 309362, 773405, 1546810, 2010853, 4021706, 10054265, 20108530]

約数ペア:

[(1, 20108530), (2, 10054265), (5, 4021706), (10, 2010853), (13, 1546810), (26, 773405), (65, 309362), (130, 154681)]