18704816396

素因数分解:

$2^2\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{490837}}^1$

素因数の和:492209

約数の個数: 24

約数和(自身を含む): 37437195936

約数和(自身を除く): 18732379540

約数列:

[1, 2, 4, 7, 14, 28, 1361, 2722, 5444, 9527, 19054, 38108, 490837, 981674, 1963348, 3435859, 6871718, 13743436, 668029157, 1336058314, 2672116628, 4676204099, 9352408198, 18704816396]

約数ペア:

[(1, 18704816396), (2, 9352408198), (4, 4676204099), (7, 2672116628), (14, 1336058314), (28, 668029157), (1361, 13743436), (2722, 6871718), (5444, 3435859), (9527, 1963348), (19054, 981674), (38108, 490837)]