19300072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3089}}^1$

素因数の和:3177

約数の個数: 32

約数和(自身を含む): 40046400

約数和(自身を除く): 20746328

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3089, 3124, 6178, 6248, 12356, 24712, 33979, 67958, 135916, 219319, 271832, 438638, 877276, 1754552, 2412509, 4825018, 9650036, 19300072]

約数ペア:

[(1, 19300072), (2, 9650036), (4, 4825018), (8, 2412509), (11, 1754552), (22, 877276), (44, 438638), (71, 271832), (88, 219319), (142, 135916), (284, 67958), (568, 33979), (781, 24712), (1562, 12356), (3089, 6248), (3124, 6178)]