20092779

素因数分解:

$3^4\times 7^1\times {\mathrm{35437}}^1$

素因数の和:35456

約数の個数: 20

約数和(自身を含む): 34303984

約数和(自身を除く): 14211205

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 35437, 106311, 248059, 318933, 744177, 956799, 2232531, 2870397, 6697593, 20092779]

約数ペア:

[(1, 20092779), (3, 6697593), (7, 2870397), (9, 2232531), (21, 956799), (27, 744177), (63, 318933), (81, 248059), (189, 106311), (567, 35437)]