19958225

素因数分解:

$5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1933}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 28777920

約数和(自身を除く): 8819695

約数列:

[1, 5, 7, 25, 35, 59, 175, 295, 413, 1475, 1933, 2065, 9665, 10325, 13531, 48325, 67655, 114047, 338275, 570235, 798329, 2851175, 3991645, 19958225]

約数ペア:

[(1, 19958225), (5, 3991645), (7, 2851175), (25, 798329), (35, 570235), (59, 338275), (175, 114047), (295, 67655), (413, 48325), (1475, 13531), (1933, 10325), (2065, 9665)]