18589263

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{80473}}^1$

素因数の和:80494

約数の個数: 16

約数和(自身を含む): 30902016

約数和(自身を除く): 12312753

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 80473, 241419, 563311, 885203, 1689933, 2655609, 6196421, 18589263]

約数ペア:

[(1, 18589263), (3, 6196421), (7, 2655609), (11, 1689933), (21, 885203), (33, 563311), (77, 241419), (231, 80473)]