20179234768

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2111}}^1\times {\mathrm{7759}}^1$

素因数の和:9896

約数の個数: 80

約数和(自身を含む): 48774021120

約数和(自身を除く): 28594786352

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 2111, 4222, 7759, 8444, 14777, 15518, 16888, 23221, 29554, 31036, 33776, 46442, 54313, 59108, 62072, 85349, 92884, 108626, 118216, 124144, 162547, 170698, 185768, 217252, 236432, 325094, 341396, 371536, 434504, 597443, 650188, 682792, 869008, 1194886, 1300376, 1365584, 2389772, 2600752, 4779544, 9559088, 16379249, 32758498, 65516996, 114654743, 131033992, 180171739, 229309486, 262067984, 360343478, 458618972, 720686956, 917237944, 1261202173, 1441373912, 1834475888, 2522404346, 2882747824, 5044808692, 10089617384, 20179234768]

約数ペア:

[(1, 20179234768), (2, 10089617384), (4, 5044808692), (7, 2882747824), (8, 2522404346), (11, 1834475888), (14, 1441373912), (16, 1261202173), (22, 917237944), (28, 720686956), (44, 458618972), (56, 360343478), (77, 262067984), (88, 229309486), (112, 180171739), (154, 131033992), (176, 114654743), (308, 65516996), (616, 32758498), (1232, 16379249), (2111, 9559088), (4222, 4779544), (7759, 2600752), (8444, 2389772), (14777, 1365584), (15518, 1300376), (16888, 1194886), (23221, 869008), (29554, 682792), (31036, 650188), (33776, 597443), (46442, 434504), (54313, 371536), (59108, 341396), (62072, 325094), (85349, 236432), (92884, 217252), (108626, 185768), (118216, 170698), (124144, 162547)]