19970622

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{449}}^1$

素因数の和:817

約数の個数: 48

約数和(自身を含む): 49701600

約数和(自身を除く): 29730978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 353, 449, 706, 898, 1059, 1347, 2118, 2471, 2694, 3143, 3177, 4041, 4942, 6286, 6354, 7413, 8082, 9429, 14826, 18858, 22239, 28287, 44478, 56574, 158497, 316994, 475491, 950982, 1109479, 1426473, 2218958, 2852946, 3328437, 6656874, 9985311, 19970622]

約数ペア:

[(1, 19970622), (2, 9985311), (3, 6656874), (6, 3328437), (7, 2852946), (9, 2218958), (14, 1426473), (18, 1109479), (21, 950982), (42, 475491), (63, 316994), (126, 158497), (353, 56574), (449, 44478), (706, 28287), (898, 22239), (1059, 18858), (1347, 14826), (2118, 9429), (2471, 8082), (2694, 7413), (3143, 6354), (3177, 6286), (4041, 4942)]