18373238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 31026240

約数和(自身を除く): 12653002

約数列:

[1, 2, 13, 26, 37, 71, 74, 142, 269, 481, 538, 923, 962, 1846, 2627, 3497, 5254, 6994, 9953, 19099, 19906, 34151, 38198, 68302, 129389, 248287, 258778, 496574, 706663, 1413326, 9186619, 18373238]

約数ペア:

[(1, 18373238), (2, 9186619), (13, 1413326), (26, 706663), (37, 496574), (71, 258778), (74, 248287), (142, 129389), (269, 68302), (481, 38198), (538, 34151), (923, 19906), (962, 19099), (1846, 9953), (2627, 6994), (3497, 5254)]