1999540728

素因数分解:

$2^3\times 3^4\times {\mathrm{3085711}}^1$

素因数の和:3085729

約数の個数: 40

約数和(自身を含む): 5600567280

約数和(自身を除く): 3601026552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 3085711, 6171422, 9257133, 12342844, 18514266, 24685688, 27771399, 37028532, 55542798, 74057064, 83314197, 111085596, 166628394, 222171192, 249942591, 333256788, 499885182, 666513576, 999770364, 1999540728]

約数ペア:

[(1, 1999540728), (2, 999770364), (3, 666513576), (4, 499885182), (6, 333256788), (8, 249942591), (9, 222171192), (12, 166628394), (18, 111085596), (24, 83314197), (27, 74057064), (36, 55542798), (54, 37028532), (72, 27771399), (81, 24685688), (108, 18514266), (162, 12342844), (216, 9257133), (324, 6171422), (648, 3085711)]