16809468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 42500640

約数和(自身を除く): 25691172

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 277, 389, 554, 778, 831, 1108, 1167, 1556, 1662, 2334, 3324, 3601, 4668, 5057, 7202, 10114, 10803, 14404, 15171, 20228, 21606, 30342, 43212, 60684, 107753, 215506, 323259, 431012, 646518, 1293036, 1400789, 2801578, 4202367, 5603156, 8404734, 16809468]

約数ペア:

[(1, 16809468), (2, 8404734), (3, 5603156), (4, 4202367), (6, 2801578), (12, 1400789), (13, 1293036), (26, 646518), (39, 431012), (52, 323259), (78, 215506), (156, 107753), (277, 60684), (389, 43212), (554, 30342), (778, 21606), (831, 20228), (1108, 15171), (1167, 14404), (1556, 10803), (1662, 10114), (2334, 7202), (3324, 5057), (3601, 4668)]