20216862

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1117

約数の個数: 48

約数和(自身を含む): 46725120

約数和(自身を除く): 26508258

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 1039, 1081, 2078, 2162, 3117, 3243, 6234, 6486, 9351, 9729, 18702, 19458, 23897, 47794, 48833, 71691, 97666, 143382, 146499, 215073, 292998, 430146, 439497, 878994, 1123159, 2246318, 3369477, 6738954, 10108431, 20216862]

約数ペア:

[(1, 20216862), (2, 10108431), (3, 6738954), (6, 3369477), (9, 2246318), (18, 1123159), (23, 878994), (46, 439497), (47, 430146), (69, 292998), (94, 215073), (138, 146499), (141, 143382), (207, 97666), (282, 71691), (414, 48833), (423, 47794), (846, 23897), (1039, 19458), (1081, 18702), (2078, 9729), (2162, 9351), (3117, 6486), (3243, 6234)]