28890754

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17681}}^1$

素因数の和:17745

約数の個数: 16

約数和(自身を含む): 46680480

約数和(自身を除く): 17789726

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 17681, 35362, 335939, 671878, 760283, 1520566, 14445377, 28890754]

約数ペア:

[(1, 28890754), (2, 14445377), (19, 1520566), (38, 760283), (43, 671878), (86, 335939), (817, 35362), (1634, 17681)]