20677916

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43441}}^1$

素因数の和:43469

約数の個数: 24

約数和(自身を含む): 43789536

約数和(自身を除く): 23111620

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43441, 86882, 173764, 304087, 608174, 738497, 1216348, 1476994, 2953988, 5169479, 10338958, 20677916]

約数ペア:

[(1, 20677916), (2, 10338958), (4, 5169479), (7, 2953988), (14, 1476994), (17, 1216348), (28, 738497), (34, 608174), (68, 304087), (119, 173764), (238, 86882), (476, 43441)]