20852622

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{991}}^1$

素因数の和:1173

約数の個数: 48

約数和(自身を含む): 51996672

約数和(自身を除く): 31144050

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167, 334, 501, 991, 1002, 1169, 1503, 1982, 2338, 2973, 3006, 3507, 5946, 6937, 7014, 8919, 10521, 13874, 17838, 20811, 21042, 41622, 62433, 124866, 165497, 330994, 496491, 992982, 1158479, 1489473, 2316958, 2978946, 3475437, 6950874, 10426311, 20852622]

約数ペア:

[(1, 20852622), (2, 10426311), (3, 6950874), (6, 3475437), (7, 2978946), (9, 2316958), (14, 1489473), (18, 1158479), (21, 992982), (42, 496491), (63, 330994), (126, 165497), (167, 124866), (334, 62433), (501, 41622), (991, 21042), (1002, 20811), (1169, 17838), (1503, 13874), (1982, 10521), (2338, 8919), (2973, 7014), (3006, 6937), (3507, 5946)]