2019947956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61757}}^1$

素因数の和:61828

約数の個数: 48

約数和(自身を含む): 4139762256

約数和(自身を除く): 2119814300

約数列:

[1, 2, 4, 13, 17, 26, 34, 37, 52, 68, 74, 148, 221, 442, 481, 629, 884, 962, 1258, 1924, 2516, 8177, 16354, 32708, 61757, 123514, 247028, 802841, 1049869, 1605682, 2099738, 2285009, 3211364, 4199476, 4570018, 9140036, 13648297, 27296594, 29705117, 38845153, 54593188, 59410234, 77690306, 118820468, 155380612, 504986989, 1009973978, 2019947956]

約数ペア:

[(1, 2019947956), (2, 1009973978), (4, 504986989), (13, 155380612), (17, 118820468), (26, 77690306), (34, 59410234), (37, 54593188), (52, 38845153), (68, 29705117), (74, 27296594), (148, 13648297), (221, 9140036), (442, 4570018), (481, 4199476), (629, 3211364), (884, 2285009), (962, 2099738), (1258, 1605682), (1924, 1049869), (2516, 802841), (8177, 247028), (16354, 123514), (32708, 61757)]