16509438

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 39312000

約数和(自身を除く): 22802562

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 199, 398, 419, 597, 838, 1194, 1257, 1791, 2189, 2514, 3582, 3771, 4378, 4609, 6567, 7542, 9218, 13134, 13827, 19701, 27654, 39402, 41481, 82962, 83381, 166762, 250143, 500286, 750429, 917191, 1500858, 1834382, 2751573, 5503146, 8254719, 16509438]

約数ペア:

[(1, 16509438), (2, 8254719), (3, 5503146), (6, 2751573), (9, 1834382), (11, 1500858), (18, 917191), (22, 750429), (33, 500286), (66, 250143), (99, 166762), (198, 83381), (199, 82962), (398, 41481), (419, 39402), (597, 27654), (838, 19701), (1194, 13827), (1257, 13134), (1791, 9218), (2189, 7542), (2514, 6567), (3582, 4609), (3771, 4378)]