20026589

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 24003840

約数和(自身を除く): 3977251

約数列:

[1, 11, 19, 31, 121, 209, 281, 341, 589, 2299, 3091, 3751, 5339, 6479, 8711, 34001, 58729, 71269, 95821, 165509, 646019, 1054031, 1820599, 20026589]

約数ペア:

[(1, 20026589), (11, 1820599), (19, 1054031), (31, 646019), (121, 165509), (209, 95821), (281, 71269), (341, 58729), (589, 34001), (2299, 8711), (3091, 6479), (3751, 5339)]