19389910

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{12841}}^1$

素因数の和:12999

約数の個数: 16

約数和(自身を含む): 35135712

約数和(自身を除く): 15745802

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 12841, 25682, 64205, 128410, 1938991, 3877982, 9694955, 19389910]

約数ペア:

[(1, 19389910), (2, 9694955), (5, 3877982), (10, 1938991), (151, 128410), (302, 64205), (755, 25682), (1510, 12841)]