20187193768

素因数分解:

$2^3\times 7^1\times {\mathrm{360485603}}^1$

素因数の和:360485616

約数の個数: 16

約数和(自身を含む): 43258272480

約数和(自身を除く): 23071078712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 360485603, 720971206, 1441942412, 2523399221, 2883884824, 5046798442, 10093596884, 20187193768]

約数ペア:

[(1, 20187193768), (2, 10093596884), (4, 5046798442), (7, 2883884824), (8, 2523399221), (14, 1441942412), (28, 720971206), (56, 360485603)]