18784141

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 20779200

約数和(自身を除く): 1995059

約数列:

[1, 19, 29, 73, 467, 551, 1387, 2117, 8873, 13543, 34091, 40223, 257317, 647729, 988639, 18784141]

約数ペア:

[(1, 18784141), (19, 988639), (29, 647729), (73, 257317), (467, 40223), (551, 34091), (1387, 13543), (2117, 8873)]