20277398

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 12817258

約数列:

[1, 2, 23, 46, 47, 83, 94, 113, 166, 226, 1081, 1909, 2162, 2599, 3818, 3901, 5198, 5311, 7802, 9379, 10622, 18758, 89723, 122153, 179446, 215717, 244306, 431434, 440813, 881626, 10138699, 20277398]

約数ペア:

[(1, 20277398), (2, 10138699), (23, 881626), (46, 440813), (47, 431434), (83, 244306), (94, 215717), (113, 179446), (166, 122153), (226, 89723), (1081, 18758), (1909, 10622), (2162, 9379), (2599, 7802), (3818, 5311), (3901, 5198)]