28643944

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26921}}^1$

素因数の和:26953

約数の個数: 32

約数和(自身を含む): 64612800

約数和(自身を除く): 35968856

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 26921, 53842, 107684, 188447, 215368, 376894, 511499, 753788, 1022998, 1507576, 2045996, 3580493, 4091992, 7160986, 14321972, 28643944]

約数ペア:

[(1, 28643944), (2, 14321972), (4, 7160986), (7, 4091992), (8, 3580493), (14, 2045996), (19, 1507576), (28, 1022998), (38, 753788), (56, 511499), (76, 376894), (133, 215368), (152, 188447), (266, 107684), (532, 53842), (1064, 26921)]