18020254

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21101}}^1$

素因数の和:21171

約数の個数: 16

約数和(自身を含む): 31399776

約数和(自身を除く): 13379522

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 21101, 42202, 147707, 295414, 1287161, 2574322, 9010127, 18020254]

約数ペア:

[(1, 18020254), (2, 9010127), (7, 2574322), (14, 1287161), (61, 295414), (122, 147707), (427, 42202), (854, 21101)]