18379004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 39110400

約数和(自身を除く): 20731396

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 179, 193, 266, 358, 386, 532, 716, 772, 1253, 1351, 2506, 2702, 3401, 3667, 5012, 5404, 6802, 7334, 13604, 14668, 23807, 25669, 34547, 47614, 51338, 69094, 95228, 102676, 138188, 241829, 483658, 656393, 967316, 1312786, 2625572, 4594751, 9189502, 18379004]

約数ペア:

[(1, 18379004), (2, 9189502), (4, 4594751), (7, 2625572), (14, 1312786), (19, 967316), (28, 656393), (38, 483658), (76, 241829), (133, 138188), (179, 102676), (193, 95228), (266, 69094), (358, 51338), (386, 47614), (532, 34547), (716, 25669), (772, 23807), (1253, 14668), (1351, 13604), (2506, 7334), (2702, 6802), (3401, 5404), (3667, 5012)]