20798244

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{4217}}^1$

素因数の和:4364

約数の個数: 36

約数和(自身を含む): 52969644

約数和(自身を除く): 32171400

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 822, 1233, 1644, 2466, 4217, 4932, 8434, 12651, 16868, 25302, 37953, 50604, 75906, 151812, 577729, 1155458, 1733187, 2310916, 3466374, 5199561, 6932748, 10399122, 20798244]

約数ペア:

[(1, 20798244), (2, 10399122), (3, 6932748), (4, 5199561), (6, 3466374), (9, 2310916), (12, 1733187), (18, 1155458), (36, 577729), (137, 151812), (274, 75906), (411, 50604), (548, 37953), (822, 25302), (1233, 16868), (1644, 12651), (2466, 8434), (4217, 4932)]