20616568

素因数分解:

$2^3\times 7^1\times {\mathrm{368153}}^1$

素因数の和:368166

約数の個数: 16

約数和(自身を含む): 44178480

約数和(自身を除く): 23561912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 368153, 736306, 1472612, 2577071, 2945224, 5154142, 10308284, 20616568]

約数ペア:

[(1, 20616568), (2, 10308284), (4, 5154142), (7, 2945224), (8, 2577071), (14, 1472612), (28, 736306), (56, 368153)]