20476876

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17837}}^1$

素因数の和:17889

約数の個数: 24

約数和(自身を含む): 41954976

約数和(自身を除く): 21478100

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17837, 35674, 71348, 124859, 249718, 499436, 731317, 1462634, 2925268, 5119219, 10238438, 20476876]

約数ペア:

[(1, 20476876), (2, 10238438), (4, 5119219), (7, 2925268), (14, 1462634), (28, 731317), (41, 499436), (82, 249718), (164, 124859), (287, 71348), (574, 35674), (1148, 17837)]