18734724

素因数分解:

$2^2\times 3^2\times {\mathrm{520409}}^1$

素因数の和:520419

約数の個数: 18

約数和(自身を含む): 47357310

約数和(自身を除く): 28622586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 520409, 1040818, 1561227, 2081636, 3122454, 4683681, 6244908, 9367362, 18734724]

約数ペア:

[(1, 18734724), (2, 9367362), (3, 6244908), (4, 4683681), (6, 3122454), (9, 2081636), (12, 1561227), (18, 1040818), (36, 520409)]