20508733465

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{3081703}}^1$

素因数の和:3081741

約数の個数: 16

約数和(自身を含む): 27069687936

約数和(自身を除く): 6560954471

約数列:

[1, 5, 11, 55, 121, 605, 1331, 6655, 3081703, 15408515, 33898733, 169493665, 372886063, 1864430315, 4101746693, 20508733465]

約数ペア:

[(1, 20508733465), (5, 4101746693), (11, 1864430315), (55, 372886063), (121, 169493665), (605, 33898733), (1331, 15408515), (6655, 3081703)]