18908838

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4253}}^1$

素因数の和:4293

約数の個数: 48

約数和(自身を含む): 46453680

約数和(自身を除く): 27544842

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4253, 4446, 8506, 12759, 25518, 38277, 55289, 76554, 80807, 110578, 161614, 165867, 242421, 331734, 484842, 497601, 727263, 995202, 1050491, 1454526, 2100982, 3151473, 6302946, 9454419, 18908838]

約数ペア:

[(1, 18908838), (2, 9454419), (3, 6302946), (6, 3151473), (9, 2100982), (13, 1454526), (18, 1050491), (19, 995202), (26, 727263), (38, 497601), (39, 484842), (57, 331734), (78, 242421), (114, 165867), (117, 161614), (171, 110578), (234, 80807), (247, 76554), (342, 55289), (494, 38277), (741, 25518), (1482, 12759), (2223, 8506), (4253, 4446)]