20874804

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{16889}}^1$

素因数の和:16999

約数の個数: 24

約数和(自身を含む): 49183680

約数和(自身を除く): 28308876

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 16889, 33778, 50667, 67556, 101334, 202668, 1739567, 3479134, 5218701, 6958268, 10437402, 20874804]

約数ペア:

[(1, 20874804), (2, 10437402), (3, 6958268), (4, 5218701), (6, 3479134), (12, 1739567), (103, 202668), (206, 101334), (309, 67556), (412, 50667), (618, 33778), (1236, 16889)]