18791163

素因数分解:

$3^3\times {\mathrm{307}}^1\times {\mathrm{2267}}^1$

素因数の和:2583

約数の個数: 16

約数和(自身を含む): 27941760

約数和(自身を除く): 9150597

約数列:

[1, 3, 9, 27, 307, 921, 2267, 2763, 6801, 8289, 20403, 61209, 695969, 2087907, 6263721, 18791163]

約数ペア:

[(1, 18791163), (3, 6263721), (9, 2087907), (27, 695969), (307, 61209), (921, 20403), (2267, 8289), (2763, 6801)]