20447252

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3217}}^1$

素因数の和:3455

約数の個数: 24

約数和(自身を含む): 41087424

約数和(自身を除く): 20640172

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 908, 1589, 3178, 3217, 6356, 6434, 12868, 22519, 45038, 90076, 730259, 1460518, 2921036, 5111813, 10223626, 20447252]

約数ペア:

[(1, 20447252), (2, 10223626), (4, 5111813), (7, 2921036), (14, 1460518), (28, 730259), (227, 90076), (454, 45038), (908, 22519), (1589, 12868), (3178, 6434), (3217, 6356)]