20109113845

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{971}}^1\times {\mathrm{40213}}^1$

素因数の和:41292

約数の個数: 16

約数和(自身を含む): 24390916992

約数和(自身を除く): 4281803147

約数列:

[1, 5, 103, 515, 971, 4855, 40213, 100013, 201065, 500065, 4141939, 20709695, 39046823, 195234115, 4021822769, 20109113845]

約数ペア:

[(1, 20109113845), (5, 4021822769), (103, 195234115), (515, 39046823), (971, 20709695), (4855, 4141939), (40213, 500065), (100013, 201065)]