20179257

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 12721863

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 1019, 2829, 3057, 6601, 7133, 19803, 21399, 23437, 41779, 70311, 125337, 164059, 292453, 492177, 877359, 960917, 2882751, 6726419, 20179257]

約数ペア:

[(1, 20179257), (3, 6726419), (7, 2882751), (21, 960917), (23, 877359), (41, 492177), (69, 292453), (123, 164059), (161, 125337), (287, 70311), (483, 41779), (861, 23437), (943, 21399), (1019, 19803), (2829, 7133), (3057, 6601)]