20162655944

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 38648664000

約数和(自身を除く): 18486008056

約数列:

[1, 2, 4, 8, 89, 178, 179, 281, 356, 358, 562, 563, 712, 716, 1124, 1126, 1432, 2248, 2252, 4504, 15931, 25009, 31862, 50018, 50107, 50299, 63724, 100036, 100214, 100598, 100777, 127448, 158203, 200072, 200428, 201196, 201554, 316406, 400856, 402392, 403108, 632812, 806216, 1265624, 4476611, 8953222, 8969153, 14080067, 17906444, 17938306, 28160134, 28318337, 35812888, 35876612, 56320268, 56636674, 71753224, 112640536, 113273348, 226546696, 2520331993, 5040663986, 10081327972, 20162655944]

約数ペア:

[(1, 20162655944), (2, 10081327972), (4, 5040663986), (8, 2520331993), (89, 226546696), (178, 113273348), (179, 112640536), (281, 71753224), (356, 56636674), (358, 56320268), (562, 35876612), (563, 35812888), (712, 28318337), (716, 28160134), (1124, 17938306), (1126, 17906444), (1432, 14080067), (2248, 8969153), (2252, 8953222), (4504, 4476611), (15931, 1265624), (25009, 806216), (31862, 632812), (50018, 403108), (50107, 402392), (50299, 400856), (63724, 316406), (100036, 201554), (100214, 201196), (100598, 200428), (100777, 200072), (127448, 158203)]