2019959997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{51481}}^1$

素因数の和:51565

約数の個数: 32

約数和(自身を含む): 3113631360

約数和(自身を除く): 1093671363

約数列:

[1, 3, 11, 29, 33, 41, 87, 123, 319, 451, 957, 1189, 1353, 3567, 13079, 39237, 51481, 154443, 566291, 1492949, 1698873, 2110721, 4478847, 6332163, 16422439, 23217931, 49267317, 61210909, 69653793, 183632727, 673319999, 2019959997]

約数ペア:

[(1, 2019959997), (3, 673319999), (11, 183632727), (29, 69653793), (33, 61210909), (41, 49267317), (87, 23217931), (123, 16422439), (319, 6332163), (451, 4478847), (957, 2110721), (1189, 1698873), (1353, 1492949), (3567, 566291), (13079, 154443), (39237, 51481)]