18798670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 20392370

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 71, 83, 110, 142, 145, 166, 290, 319, 355, 415, 638, 710, 781, 830, 913, 1562, 1595, 1826, 2059, 2407, 3190, 3905, 4118, 4565, 4814, 5893, 7810, 9130, 10295, 11786, 12035, 20590, 22649, 24070, 26477, 29465, 45298, 52954, 58930, 64823, 113245, 129646, 132385, 170897, 226490, 264770, 324115, 341794, 648230, 854485, 1708970, 1879867, 3759734, 9399335, 18798670]

約数ペア:

[(1, 18798670), (2, 9399335), (5, 3759734), (10, 1879867), (11, 1708970), (22, 854485), (29, 648230), (55, 341794), (58, 324115), (71, 264770), (83, 226490), (110, 170897), (142, 132385), (145, 129646), (166, 113245), (290, 64823), (319, 58930), (355, 52954), (415, 45298), (638, 29465), (710, 26477), (781, 24070), (830, 22649), (913, 20590), (1562, 12035), (1595, 11786), (1826, 10295), (2059, 9130), (2407, 7810), (3190, 5893), (3905, 4814), (4118, 4565)]