19961784

素因数分解:

$2^3\times 3^2\times {\mathrm{277247}}^1$

素因数の和:277259

約数の個数: 24

約数和(自身を含む): 54063360

約数和(自身を除く): 34101576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277247, 554494, 831741, 1108988, 1663482, 2217976, 2495223, 3326964, 4990446, 6653928, 9980892, 19961784]

約数ペア:

[(1, 19961784), (2, 9980892), (3, 6653928), (4, 4990446), (6, 3326964), (8, 2495223), (9, 2217976), (12, 1663482), (18, 1108988), (24, 831741), (36, 554494), (72, 277247)]