19159195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3449}}^1$

素因数の和:3566

約数の個数: 16

約数和(自身を含む): 25336800

約数和(自身を除く): 6177605

約数列:

[1, 5, 11, 55, 101, 505, 1111, 3449, 5555, 17245, 37939, 189695, 348349, 1741745, 3831839, 19159195]

約数ペア:

[(1, 19159195), (5, 3831839), (11, 1741745), (55, 348349), (101, 189695), (505, 37939), (1111, 17245), (3449, 5555)]