18378117

素因数分解:

$3^3\times {\mathrm{701}}^1\times {\mathrm{971}}^1$

素因数の和:1681

約数の個数: 16

約数和(自身を含む): 27293760

約数和(自身を除く): 8915643

約数列:

[1, 3, 9, 27, 701, 971, 2103, 2913, 6309, 8739, 18927, 26217, 680671, 2042013, 6126039, 18378117]

約数ペア:

[(1, 18378117), (3, 6126039), (9, 2042013), (27, 680671), (701, 26217), (971, 18927), (2103, 8739), (2913, 6309)]