19937434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17099}}^1$

素因数の和:17165

約数の個数: 16

約数和(自身を含む): 33242400

約数和(自身を除く): 13304966

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17099, 34198, 188089, 376178, 906247, 1812494, 9968717, 19937434]

約数ペア:

[(1, 19937434), (2, 9968717), (11, 1812494), (22, 906247), (53, 376178), (106, 188089), (583, 34198), (1166, 17099)]