18812482

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 32070528

約数和(自身を除く): 13258046

約数列:

[1, 2, 13, 23, 26, 46, 163, 193, 299, 326, 386, 598, 2119, 2509, 3749, 4238, 4439, 5018, 7498, 8878, 31459, 48737, 57707, 62918, 97474, 115414, 408967, 723557, 817934, 1447114, 9406241, 18812482]

約数ペア:

[(1, 18812482), (2, 9406241), (13, 1447114), (23, 817934), (26, 723557), (46, 408967), (163, 115414), (193, 97474), (299, 62918), (326, 57707), (386, 48737), (598, 31459), (2119, 8878), (2509, 7498), (3749, 5018), (4238, 4439)]