1991690802

素因数分解:

$2^1\times 3^3\times {\mathrm{1657}}^1\times {\mathrm{22259}}^1$

素因数の和:23927

約数の個数: 32

約数和(自身を含む): 4428849600

約数和(自身を除く): 2437158798

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1657, 3314, 4971, 9942, 14913, 22259, 29826, 44518, 44739, 66777, 89478, 133554, 200331, 400662, 600993, 1201986, 36883163, 73766326, 110649489, 221298978, 331948467, 663896934, 995845401, 1991690802]

約数ペア:

[(1, 1991690802), (2, 995845401), (3, 663896934), (6, 331948467), (9, 221298978), (18, 110649489), (27, 73766326), (54, 36883163), (1657, 1201986), (3314, 600993), (4971, 400662), (9942, 200331), (14913, 133554), (22259, 89478), (29826, 66777), (44518, 44739)]