20174335888

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{18127}}^1$

素因数の和:18684

約数の個数: 80

約数和(自身を含む): 47115397120

約数和(自身を除く): 26941061232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 523, 532, 1046, 1064, 2092, 2128, 3661, 4184, 7322, 8368, 9937, 14644, 18127, 19874, 29288, 36254, 39748, 58576, 69559, 72508, 79496, 126889, 139118, 145016, 158992, 253778, 278236, 290032, 344413, 507556, 556472, 688826, 1015112, 1112944, 1377652, 2030224, 2410891, 2755304, 4821782, 5510608, 9480421, 9643564, 18960842, 19287128, 37921684, 38574256, 66362947, 75843368, 132725894, 151686736, 180127999, 265451788, 360255998, 530903576, 720511996, 1061807152, 1260895993, 1441023992, 2521791986, 2882047984, 5043583972, 10087167944, 20174335888]

約数ペア:

[(1, 20174335888), (2, 10087167944), (4, 5043583972), (7, 2882047984), (8, 2521791986), (14, 1441023992), (16, 1260895993), (19, 1061807152), (28, 720511996), (38, 530903576), (56, 360255998), (76, 265451788), (112, 180127999), (133, 151686736), (152, 132725894), (266, 75843368), (304, 66362947), (523, 38574256), (532, 37921684), (1046, 19287128), (1064, 18960842), (2092, 9643564), (2128, 9480421), (3661, 5510608), (4184, 4821782), (7322, 2755304), (8368, 2410891), (9937, 2030224), (14644, 1377652), (18127, 1112944), (19874, 1015112), (29288, 688826), (36254, 556472), (39748, 507556), (58576, 344413), (69559, 290032), (72508, 278236), (79496, 253778), (126889, 158992), (139118, 145016)]