18145505

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22541}}^1$

素因数の和:22576

約数の個数: 16

約数和(自身を含む): 25968384

約数和(自身を除く): 7822879

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 22541, 112705, 157787, 518443, 788935, 2592215, 3629101, 18145505]

約数ペア:

[(1, 18145505), (5, 3629101), (7, 2592215), (23, 788935), (35, 518443), (115, 157787), (161, 112705), (805, 22541)]