18214959

素因数分解:

$3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2789}}^1$

素因数の和:3110

約数の個数: 16

約数和(自身を含む): 27855360

約数和(自身を除く): 9640401

約数列:

[1, 3, 7, 21, 311, 933, 2177, 2789, 6531, 8367, 19523, 58569, 867379, 2602137, 6071653, 18214959]

約数ペア:

[(1, 18214959), (3, 6071653), (7, 2602137), (21, 867379), (311, 58569), (933, 19523), (2177, 8367), (2789, 6531)]