20923892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1549}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 40101600

約数和(自身を除く): 19177708

約数列:

[1, 2, 4, 11, 22, 44, 307, 614, 1228, 1549, 3098, 3377, 6196, 6754, 13508, 17039, 34078, 68156, 475543, 951086, 1902172, 5230973, 10461946, 20923892]

約数ペア:

[(1, 20923892), (2, 10461946), (4, 5230973), (11, 1902172), (22, 951086), (44, 475543), (307, 68156), (614, 34078), (1228, 17039), (1549, 13508), (3098, 6754), (3377, 6196)]