2019191845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{66629}}^1$

素因数の和:66693

約数の個数: 32

約数和(自身を含む): 2878416000

約数和(自身を除く): 859224155

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 1045, 1595, 2755, 6061, 30305, 66629, 333145, 732919, 1265951, 1932241, 3664595, 6329755, 9661205, 13925461, 21254651, 36712579, 69627305, 106273255, 183562895, 403838369, 2019191845]

約数ペア:

[(1, 2019191845), (5, 403838369), (11, 183562895), (19, 106273255), (29, 69627305), (55, 36712579), (95, 21254651), (145, 13925461), (209, 9661205), (319, 6329755), (551, 3664595), (1045, 1932241), (1595, 1265951), (2755, 732919), (6061, 333145), (30305, 66629)]