20880426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{497153}}^1$

素因数の和:497165

約数の個数: 16

約数和(自身を含む): 47726784

約数和(自身を除く): 26846358

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 497153, 994306, 1491459, 2982918, 3480071, 6960142, 10440213, 20880426]

約数ペア:

[(1, 20880426), (2, 10440213), (3, 6960142), (6, 3480071), (7, 2982918), (14, 1491459), (21, 994306), (42, 497153)]