18383155

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16943}}^1$

素因数の和:16986

約数の個数: 16

約数和(自身を含む): 26025984

約数和(自身を除く): 7642829

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 16943, 84715, 118601, 525233, 593005, 2626165, 3676631, 18383155]

約数ペア:

[(1, 18383155), (5, 3676631), (7, 2626165), (31, 593005), (35, 525233), (155, 118601), (217, 84715), (1085, 16943)]