18008241

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8419}}^1$

素因数の和:8476

約数の個数: 16

約数和(自身を含む): 25866240

約数和(自身を除く): 7857999

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 8419, 25257, 193637, 260989, 580911, 782967, 6002747, 18008241]

約数ペア:

[(1, 18008241), (3, 6002747), (23, 782967), (31, 580911), (69, 260989), (93, 193637), (713, 25257), (2139, 8419)]