20262933

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 31764480

約数和(自身を除く): 11501547

約数列:

[1, 3, 9, 27, 31, 43, 93, 129, 279, 387, 563, 837, 1161, 1333, 1689, 3999, 5067, 11997, 15201, 17453, 24209, 35991, 52359, 72627, 157077, 217881, 471231, 653643, 750479, 2251437, 6754311, 20262933]

約数ペア:

[(1, 20262933), (3, 6754311), (9, 2251437), (27, 750479), (31, 653643), (43, 471231), (93, 217881), (129, 157077), (279, 72627), (387, 52359), (563, 35991), (837, 24209), (1161, 17453), (1333, 15201), (1689, 11997), (3999, 5067)]