20290435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21701}}^1$

素因数の和:21734

約数の個数: 16

約数和(自身を含む): 28125792

約数和(自身を除く): 7835357

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 21701, 108505, 238711, 368917, 1193555, 1844585, 4058087, 20290435]

約数ペア:

[(1, 20290435), (5, 4058087), (11, 1844585), (17, 1193555), (55, 368917), (85, 238711), (187, 108505), (935, 21701)]