20769133

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 6602387

約数列:

[1, 7, 11, 29, 71, 77, 131, 203, 319, 497, 781, 917, 1441, 2059, 2233, 3799, 5467, 9301, 10087, 14413, 22649, 26593, 41789, 65107, 102311, 158543, 269729, 292523, 716177, 1888103, 2967019, 20769133]

約数ペア:

[(1, 20769133), (7, 2967019), (11, 1888103), (29, 716177), (71, 292523), (77, 269729), (131, 158543), (203, 102311), (319, 65107), (497, 41789), (781, 26593), (917, 22649), (1441, 14413), (2059, 10087), (2233, 9301), (3799, 5467)]