18758674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5431}}^1$

素因数の和:5601

約数の個数: 16

約数和(自身を含む): 30897216

約数和(自身を除く): 12138542

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 5431, 10862, 59741, 119482, 852667, 1705334, 9379337, 18758674]

約数ペア:

[(1, 18758674), (2, 9379337), (11, 1705334), (22, 852667), (157, 119482), (314, 59741), (1727, 10862), (3454, 5431)]