20103325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1783}}^1$

素因数の和:1845

約数の個数: 24

約数和(自身を含む): 27873216

約数和(自身を除く): 7769891

約数列:

[1, 5, 11, 25, 41, 55, 205, 275, 451, 1025, 1783, 2255, 8915, 11275, 19613, 44575, 73103, 98065, 365515, 490325, 804133, 1827575, 4020665, 20103325]

約数ペア:

[(1, 20103325), (5, 4020665), (11, 1827575), (25, 804133), (41, 490325), (55, 365515), (205, 98065), (275, 73103), (451, 44575), (1025, 19613), (1783, 11275), (2255, 8915)]