18340274

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{1277}}^1$

素因数の和:1489

約数の個数: 16

約数和(自身を含む): 28340928

約数和(自身を除く): 10000654

約数列:

[1, 2, 43, 86, 167, 334, 1277, 2554, 7181, 14362, 54911, 109822, 213259, 426518, 9170137, 18340274]

約数ペア:

[(1, 18340274), (2, 9170137), (43, 426518), (86, 213259), (167, 109822), (334, 54911), (1277, 14362), (2554, 7181)]