19186046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 24

約数和(自身を含む): 32027832

約数和(自身を除く): 12841786

約数列:

[1, 2, 11, 22, 71, 142, 173, 346, 781, 1562, 1903, 3806, 5041, 10082, 12283, 24566, 55451, 110902, 135113, 270226, 872093, 1744186, 9593023, 19186046]

約数ペア:

[(1, 19186046), (2, 9593023), (11, 1744186), (22, 872093), (71, 270226), (142, 135113), (173, 110902), (346, 55451), (781, 24566), (1562, 12283), (1903, 10082), (3806, 5041)]