20157654

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{305419}}^1$

素因数の和:305435

約数の個数: 16

約数和(自身を含む): 43980480

約数和(自身を除く): 23822826

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 305419, 610838, 916257, 1832514, 3359609, 6719218, 10078827, 20157654]

約数ペア:

[(1, 20157654), (2, 10078827), (3, 6719218), (6, 3359609), (11, 1832514), (22, 916257), (33, 610838), (66, 305419)]