18950487

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3583}}^1$

素因数の和:3670

約数の個数: 16

約数和(自身を含む): 26492928

約数和(自身を除く): 7542441

約数列:

[1, 3, 41, 43, 123, 129, 1763, 3583, 5289, 10749, 146903, 154069, 440709, 462207, 6316829, 18950487]

約数ペア:

[(1, 18950487), (3, 6316829), (41, 462207), (43, 440709), (123, 154069), (129, 146903), (1763, 10749), (3583, 5289)]