1990478

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1104

約数の個数: 24

約数和(自身を含む): 3659400

約数和(自身を除く): 1668922

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1069, 1862, 2138, 7483, 14966, 20311, 40622, 52381, 104762, 142177, 284354, 995239, 1990478]

約数ペア:

[(1, 1990478), (2, 995239), (7, 284354), (14, 142177), (19, 104762), (38, 52381), (49, 40622), (98, 20311), (133, 14966), (266, 7483), (931, 2138), (1069, 1862)]