20351077408

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{2411}}^1$

素因数の和:2646

約数の個数: 96

約数和(自身を含む): 42324000768

約数和(自身を除く): 21972923360

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 67, 124, 127, 134, 248, 254, 268, 496, 508, 536, 992, 1016, 1072, 2032, 2077, 2144, 2411, 3937, 4064, 4154, 4822, 7874, 8308, 8509, 9644, 15748, 16616, 17018, 19288, 31496, 33232, 34036, 38576, 62992, 66464, 68072, 74741, 77152, 125984, 136144, 149482, 161537, 263779, 272288, 298964, 306197, 323074, 527558, 597928, 612394, 646148, 1055116, 1195856, 1224788, 1292296, 2110232, 2391712, 2449576, 2584592, 4220464, 4899152, 5007647, 5169184, 8440928, 9492107, 9798304, 10015294, 18984214, 20030588, 20515199, 37968428, 40061176, 41030398, 75936856, 80122352, 82060796, 151873712, 160244704, 164121592, 303747424, 328243184, 635971169, 656486368, 1271942338, 2543884676, 5087769352, 10175538704, 20351077408]

約数ペア:

[(1, 20351077408), (2, 10175538704), (4, 5087769352), (8, 2543884676), (16, 1271942338), (31, 656486368), (32, 635971169), (62, 328243184), (67, 303747424), (124, 164121592), (127, 160244704), (134, 151873712), (248, 82060796), (254, 80122352), (268, 75936856), (496, 41030398), (508, 40061176), (536, 37968428), (992, 20515199), (1016, 20030588), (1072, 18984214), (2032, 10015294), (2077, 9798304), (2144, 9492107), (2411, 8440928), (3937, 5169184), (4064, 5007647), (4154, 4899152), (4822, 4220464), (7874, 2584592), (8308, 2449576), (8509, 2391712), (9644, 2110232), (15748, 1292296), (16616, 1224788), (17018, 1195856), (19288, 1055116), (31496, 646148), (33232, 612394), (34036, 597928), (38576, 527558), (62992, 323074), (66464, 306197), (68072, 298964), (74741, 272288), (77152, 263779), (125984, 161537), (136144, 149482)]