19062820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136163}}^1$

素因数の和:136179

約数の個数: 24

約数和(自身を含む): 45751104

約数和(自身を除く): 26688284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136163, 272326, 544652, 680815, 953141, 1361630, 1906282, 2723260, 3812564, 4765705, 9531410, 19062820]

約数ペア:

[(1, 19062820), (2, 9531410), (4, 4765705), (5, 3812564), (7, 2723260), (10, 1906282), (14, 1361630), (20, 953141), (28, 680815), (35, 544652), (70, 272326), (140, 136163)]