19759726

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 34864128

約数和(自身を除く): 15104402

約数列:

[1, 2, 7, 14, 71, 103, 142, 193, 206, 386, 497, 721, 994, 1351, 1442, 2702, 7313, 13703, 14626, 19879, 27406, 39758, 51191, 95921, 102382, 139153, 191842, 278306, 1411409, 2822818, 9879863, 19759726]

約数ペア:

[(1, 19759726), (2, 9879863), (7, 2822818), (14, 1411409), (71, 278306), (103, 191842), (142, 139153), (193, 102382), (206, 95921), (386, 51191), (497, 39758), (721, 27406), (994, 19879), (1351, 14626), (1442, 13703), (2702, 7313)]