20256712

素因数分解:

$2^3\times 7^1\times {\mathrm{361727}}^1$

素因数の和:361740

約数の個数: 16

約数和(自身を含む): 43407360

約数和(自身を除く): 23150648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 361727, 723454, 1446908, 2532089, 2893816, 5064178, 10128356, 20256712]

約数ペア:

[(1, 20256712), (2, 10128356), (4, 5064178), (7, 2893816), (8, 2532089), (14, 1446908), (28, 723454), (56, 361727)]