18489907

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1459}}^1$

素因数の和:1530

約数の個数: 16

約数和(自身を含む): 21024000

約数和(自身を除く): 2534093

約数列:

[1, 19, 23, 29, 437, 551, 667, 1459, 12673, 27721, 33557, 42311, 637583, 803909, 973153, 18489907]

約数ペア:

[(1, 18489907), (19, 973153), (23, 803909), (29, 637583), (437, 42311), (551, 33557), (667, 27721), (1459, 12673)]