19800354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1609}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 45440640

約数和(自身を除く): 25640286

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 293, 586, 879, 1609, 1758, 2051, 3218, 4102, 4827, 6153, 9654, 11263, 12306, 22526, 33789, 67578, 471437, 942874, 1414311, 2828622, 3300059, 6600118, 9900177, 19800354]

約数ペア:

[(1, 19800354), (2, 9900177), (3, 6600118), (6, 3300059), (7, 2828622), (14, 1414311), (21, 942874), (42, 471437), (293, 67578), (586, 33789), (879, 22526), (1609, 12306), (1758, 11263), (2051, 9654), (3218, 6153), (4102, 4827)]