18139345

素因数分解:

$5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1871}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 24979968

約数和(自身を除く): 6840623

約数列:

[1, 5, 7, 35, 277, 1385, 1871, 1939, 9355, 9695, 13097, 65485, 518267, 2591335, 3627869, 18139345]

約数ペア:

[(1, 18139345), (5, 3627869), (7, 2591335), (35, 518267), (277, 65485), (1385, 13097), (1871, 9695), (1939, 9355)]