20513148

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{74323}}^1$

素因数の和:74353

約数の個数: 24

約数和(自身を含む): 49945728

約数和(自身を除く): 29432580

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 74323, 148646, 222969, 297292, 445938, 891876, 1709429, 3418858, 5128287, 6837716, 10256574, 20513148]

約数ペア:

[(1, 20513148), (2, 10256574), (3, 6837716), (4, 5128287), (6, 3418858), (12, 1709429), (23, 891876), (46, 445938), (69, 297292), (92, 222969), (138, 148646), (276, 74323)]