220186488

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{213359}}^1$

素因数の和:213411

約数の個数: 32

約数和(自身を含む): 563270400

約数和(自身を除く): 343083912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 213359, 426718, 640077, 853436, 1280154, 1706872, 2560308, 5120616, 9174437, 18348874, 27523311, 36697748, 55046622, 73395496, 110093244, 220186488]

約数ペア:

[(1, 220186488), (2, 110093244), (3, 73395496), (4, 55046622), (6, 36697748), (8, 27523311), (12, 18348874), (24, 9174437), (43, 5120616), (86, 2560308), (129, 1706872), (172, 1280154), (258, 853436), (344, 640077), (516, 426718), (1032, 213359)]