20430152

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{823}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 40046400

約数和(自身を除く): 19616248

約数列:

[1, 2, 4, 8, 29, 58, 107, 116, 214, 232, 428, 823, 856, 1646, 3103, 3292, 6206, 6584, 12412, 23867, 24824, 47734, 88061, 95468, 176122, 190936, 352244, 704488, 2553769, 5107538, 10215076, 20430152]

約数ペア:

[(1, 20430152), (2, 10215076), (4, 5107538), (8, 2553769), (29, 704488), (58, 352244), (107, 190936), (116, 176122), (214, 95468), (232, 88061), (428, 47734), (823, 24824), (856, 23867), (1646, 12412), (3103, 6584), (3292, 6206)]