18620308

素因数分解:

$2^2\times 7^1\times {\mathrm{665011}}^1$

素因数の和:665022

約数の個数: 12

約数和(自身を含む): 37240672

約数和(自身を除く): 18620364

約数列:

[1, 2, 4, 7, 14, 28, 665011, 1330022, 2660044, 4655077, 9310154, 18620308]

約数ペア:

[(1, 18620308), (2, 9310154), (4, 4655077), (7, 2660044), (14, 1330022), (28, 665011)]