20790636

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1361}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 51864960

約数和(自身を除く): 31074324

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 67, 76, 114, 134, 201, 228, 268, 402, 804, 1273, 1361, 2546, 2722, 3819, 4083, 5092, 5444, 7638, 8166, 15276, 16332, 25859, 51718, 77577, 91187, 103436, 155154, 182374, 273561, 310308, 364748, 547122, 1094244, 1732553, 3465106, 5197659, 6930212, 10395318, 20790636]

約数ペア:

[(1, 20790636), (2, 10395318), (3, 6930212), (4, 5197659), (6, 3465106), (12, 1732553), (19, 1094244), (38, 547122), (57, 364748), (67, 310308), (76, 273561), (114, 182374), (134, 155154), (201, 103436), (228, 91187), (268, 77577), (402, 51718), (804, 25859), (1273, 16332), (1361, 15276), (2546, 8166), (2722, 7638), (3819, 5444), (4083, 5092)]