20208882

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 44542080

約数和(自身を除く): 24333198

約数列:

[1, 2, 3, 6, 29, 37, 43, 58, 73, 74, 86, 87, 111, 129, 146, 174, 219, 222, 258, 438, 1073, 1247, 1591, 2117, 2146, 2494, 2701, 3139, 3182, 3219, 3741, 4234, 4773, 5402, 6278, 6351, 6438, 7482, 8103, 9417, 9546, 12702, 16206, 18834, 46139, 78329, 91031, 92278, 116143, 138417, 156658, 182062, 232286, 234987, 273093, 276834, 348429, 469974, 546186, 696858, 3368147, 6736294, 10104441, 20208882]

約数ペア:

[(1, 20208882), (2, 10104441), (3, 6736294), (6, 3368147), (29, 696858), (37, 546186), (43, 469974), (58, 348429), (73, 276834), (74, 273093), (86, 234987), (87, 232286), (111, 182062), (129, 156658), (146, 138417), (174, 116143), (219, 92278), (222, 91031), (258, 78329), (438, 46139), (1073, 18834), (1247, 16206), (1591, 12702), (2117, 9546), (2146, 9417), (2494, 8103), (2701, 7482), (3139, 6438), (3182, 6351), (3219, 6278), (3741, 5402), (4234, 4773)]