39519452

素因数分解:

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

素因数の和:378

約数の個数: 48

約数和(自身を含む): 81349632

約数和(自身を除く): 41830180

約数列:

[1, 2, 4, 7, 14, 28, 71, 103, 142, 193, 206, 284, 386, 412, 497, 721, 772, 994, 1351, 1442, 1988, 2702, 2884, 5404, 7313, 13703, 14626, 19879, 27406, 29252, 39758, 51191, 54812, 79516, 95921, 102382, 139153, 191842, 204764, 278306, 383684, 556612, 1411409, 2822818, 5645636, 9879863, 19759726, 39519452]

約数ペア:

[(1, 39519452), (2, 19759726), (4, 9879863), (7, 5645636), (14, 2822818), (28, 1411409), (71, 556612), (103, 383684), (142, 278306), (193, 204764), (206, 191842), (284, 139153), (386, 102382), (412, 95921), (497, 79516), (721, 54812), (772, 51191), (994, 39758), (1351, 29252), (1442, 27406), (1988, 19879), (2702, 14626), (2884, 13703), (5404, 7313)]