18644337

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{6221}}^1$

素因数の和:6270

約数の個数: 20

約数和(自身を含む): 28608756

約数和(自身を除く): 9964419

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 6221, 18663, 55989, 167967, 230177, 503901, 690531, 2071593, 6214779, 18644337]

約数ペア:

[(1, 18644337), (3, 6214779), (9, 2071593), (27, 690531), (37, 503901), (81, 230177), (111, 167967), (333, 55989), (999, 18663), (2997, 6221)]