18546762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 43110144

約数和(自身を除く): 24563382

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 71, 78, 102, 142, 197, 213, 221, 394, 426, 442, 591, 663, 923, 1182, 1207, 1326, 1846, 2414, 2561, 2769, 3349, 3621, 5122, 5538, 6698, 7242, 7683, 10047, 13987, 15366, 15691, 20094, 27974, 31382, 41961, 43537, 47073, 83922, 87074, 94146, 130611, 181831, 237779, 261222, 363662, 475558, 545493, 713337, 1090986, 1426674, 3091127, 6182254, 9273381, 18546762]

約数ペア:

[(1, 18546762), (2, 9273381), (3, 6182254), (6, 3091127), (13, 1426674), (17, 1090986), (26, 713337), (34, 545493), (39, 475558), (51, 363662), (71, 261222), (78, 237779), (102, 181831), (142, 130611), (197, 94146), (213, 87074), (221, 83922), (394, 47073), (426, 43537), (442, 41961), (591, 31382), (663, 27974), (923, 20094), (1182, 15691), (1207, 15366), (1326, 13987), (1846, 10047), (2414, 7683), (2561, 7242), (2769, 6698), (3349, 5538), (3621, 5122)]