1640394906

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{846437}}^1$

素因数の和:846478

約数の個数: 32

約数和(自身を含む): 3656612160

約数和(自身を除く): 2016217254

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 323, 646, 969, 1938, 846437, 1692874, 2539311, 5078622, 14389429, 16082303, 28778858, 32164606, 43168287, 48246909, 86336574, 96493818, 273399151, 546798302, 820197453, 1640394906]

約数ペア:

[(1, 1640394906), (2, 820197453), (3, 546798302), (6, 273399151), (17, 96493818), (19, 86336574), (34, 48246909), (38, 43168287), (51, 32164606), (57, 28778858), (102, 16082303), (114, 14389429), (323, 5078622), (646, 2539311), (969, 1692874), (1938, 846437)]