20534508

素因数分解:

$2^2\times 3^2\times {\mathrm{570403}}^1$

素因数の和:570413

約数の個数: 18

約数和(自身を含む): 51906764

約数和(自身を除く): 31372256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 570403, 1140806, 1711209, 2281612, 3422418, 5133627, 6844836, 10267254, 20534508]

約数ペア:

[(1, 20534508), (2, 10267254), (3, 6844836), (4, 5133627), (6, 3422418), (9, 2281612), (12, 1711209), (18, 1140806), (36, 570403)]