18893885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11699}}^1$

素因数の和:11740

約数の個数: 16

約数和(自身を含む): 25272000

約数和(自身を除く): 6378115

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 11699, 58495, 198883, 222281, 994415, 1111405, 3778777, 18893885]

約数ペア:

[(1, 18893885), (5, 3778777), (17, 1111405), (19, 994415), (85, 222281), (95, 198883), (323, 58495), (1615, 11699)]