19170822

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 44499456

約数和(自身を除く): 25328634

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 73, 138, 146, 173, 219, 253, 346, 438, 506, 519, 759, 803, 1038, 1518, 1606, 1679, 1903, 2409, 3358, 3806, 3979, 4818, 5037, 5709, 7958, 10074, 11418, 11937, 12629, 18469, 23874, 25258, 36938, 37887, 43769, 55407, 75774, 87538, 110814, 131307, 138919, 262614, 277838, 290467, 416757, 580934, 833514, 871401, 1742802, 3195137, 6390274, 9585411, 19170822]

約数ペア:

[(1, 19170822), (2, 9585411), (3, 6390274), (6, 3195137), (11, 1742802), (22, 871401), (23, 833514), (33, 580934), (46, 416757), (66, 290467), (69, 277838), (73, 262614), (138, 138919), (146, 131307), (173, 110814), (219, 87538), (253, 75774), (346, 55407), (438, 43769), (506, 37887), (519, 36938), (759, 25258), (803, 23874), (1038, 18469), (1518, 12629), (1606, 11937), (1679, 11418), (1903, 10074), (2409, 7958), (3358, 5709), (3806, 5037), (3979, 4818)]