20109050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30937}}^1$

素因数の和:30962

約数の個数: 24

約数和(自身を含む): 40281276

約数和(自身を除く): 20172226

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 30937, 61874, 154685, 309370, 402181, 773425, 804362, 1546850, 2010905, 4021810, 10054525, 20109050]

約数ペア:

[(1, 20109050), (2, 10054525), (5, 4021810), (10, 2010905), (13, 1546850), (25, 804362), (26, 773425), (50, 402181), (65, 309370), (130, 154685), (325, 61874), (650, 30937)]