18029685

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27953}}^1$

素因数の和:28004

約数の個数: 16

約数和(自身を含む): 29519424

約数和(自身を除く): 11489739

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 27953, 83859, 139765, 419295, 1201979, 3605937, 6009895, 18029685]

約数ペア:

[(1, 18029685), (3, 6009895), (5, 3605937), (15, 1201979), (43, 419295), (129, 139765), (215, 83859), (645, 27953)]