20663364

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 51408000

約数和(自身を除く): 30744636

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 199, 204, 398, 509, 597, 796, 1018, 1194, 1527, 2036, 2388, 3054, 3383, 6108, 6766, 8653, 10149, 13532, 17306, 20298, 25959, 34612, 40596, 51918, 101291, 103836, 202582, 303873, 405164, 607746, 1215492, 1721947, 3443894, 5165841, 6887788, 10331682, 20663364]

約数ペア:

[(1, 20663364), (2, 10331682), (3, 6887788), (4, 5165841), (6, 3443894), (12, 1721947), (17, 1215492), (34, 607746), (51, 405164), (68, 303873), (102, 202582), (199, 103836), (204, 101291), (398, 51918), (509, 40596), (597, 34612), (796, 25959), (1018, 20298), (1194, 17306), (1527, 13532), (2036, 10149), (2388, 8653), (3054, 6766), (3383, 6108)]