20199851056

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{72229}}^1$

素因数の和:72482

約数の個数: 80

約数和(自身を含む): 49010077440

約数和(自身を除く): 28810226384

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 227, 308, 454, 616, 908, 1232, 1589, 1816, 2497, 3178, 3632, 4994, 6356, 9988, 12712, 17479, 19976, 25424, 34958, 39952, 69916, 72229, 139832, 144458, 279664, 288916, 505603, 577832, 794519, 1011206, 1155664, 1589038, 2022412, 3178076, 4044824, 5561633, 6356152, 8089648, 11123266, 12712304, 16395983, 22246532, 32791966, 44493064, 65583932, 88986128, 114771881, 131167864, 180355813, 229543762, 262335728, 360711626, 459087524, 721423252, 918175048, 1262490691, 1442846504, 1836350096, 2524981382, 2885693008, 5049962764, 10099925528, 20199851056]

約数ペア:

[(1, 20199851056), (2, 10099925528), (4, 5049962764), (7, 2885693008), (8, 2524981382), (11, 1836350096), (14, 1442846504), (16, 1262490691), (22, 918175048), (28, 721423252), (44, 459087524), (56, 360711626), (77, 262335728), (88, 229543762), (112, 180355813), (154, 131167864), (176, 114771881), (227, 88986128), (308, 65583932), (454, 44493064), (616, 32791966), (908, 22246532), (1232, 16395983), (1589, 12712304), (1816, 11123266), (2497, 8089648), (3178, 6356152), (3632, 5561633), (4994, 4044824), (6356, 3178076), (9988, 2022412), (12712, 1589038), (17479, 1155664), (19976, 1011206), (25424, 794519), (34958, 577832), (39952, 505603), (69916, 288916), (72229, 279664), (139832, 144458)]