19696075

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3881}}^1$

素因数の和:3927

約数の個数: 24

約数和(自身を含む): 28882080

約数和(自身を除く): 9186005

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 1015, 3881, 5075, 19405, 27167, 97025, 112549, 135835, 562745, 679175, 787843, 2813725, 3939215, 19696075]

約数ペア:

[(1, 19696075), (5, 3939215), (7, 2813725), (25, 787843), (29, 679175), (35, 562745), (145, 135835), (175, 112549), (203, 97025), (725, 27167), (1015, 19405), (3881, 5075)]