20180991754

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1489}}^1$

素因数の和:1724

約数の個数: 128

約数和(自身を含む): 41525084160

約数和(自身を除く): 21344092406

約数列:

[1, 2, 7, 11, 14, 17, 22, 31, 34, 62, 77, 119, 154, 167, 187, 217, 238, 334, 341, 374, 434, 527, 682, 1054, 1169, 1309, 1489, 1837, 2338, 2387, 2618, 2839, 2978, 3674, 3689, 4774, 5177, 5678, 5797, 7378, 10354, 10423, 11594, 12859, 16379, 19873, 20846, 25313, 25718, 31229, 32758, 36239, 39746, 40579, 46159, 50626, 56947, 62458, 72478, 81158, 88009, 92318, 113894, 114653, 176018, 177191, 218603, 229306, 248663, 278443, 323113, 354382, 398629, 437206, 497326, 507749, 556886, 616063, 646226, 784703, 797258, 968099, 1015498, 1232126, 1569406, 1740641, 1936198, 1949101, 2735293, 3481282, 3554243, 3898202, 4227271, 5470586, 5492921, 6776693, 7108486, 7708553, 8454542, 8631733, 10985842, 13553386, 15417106, 17263466, 19147051, 29590897, 38294102, 46499981, 53959871, 59181794, 60422131, 84794083, 92999962, 107919742, 120844262, 131045401, 169588166, 262090802, 325499867, 593558581, 650999734, 917317807, 1187117162, 1441499411, 1834635614, 2882998822, 10090495877, 20180991754]

約数ペア:

[(1, 20180991754), (2, 10090495877), (7, 2882998822), (11, 1834635614), (14, 1441499411), (17, 1187117162), (22, 917317807), (31, 650999734), (34, 593558581), (62, 325499867), (77, 262090802), (119, 169588166), (154, 131045401), (167, 120844262), (187, 107919742), (217, 92999962), (238, 84794083), (334, 60422131), (341, 59181794), (374, 53959871), (434, 46499981), (527, 38294102), (682, 29590897), (1054, 19147051), (1169, 17263466), (1309, 15417106), (1489, 13553386), (1837, 10985842), (2338, 8631733), (2387, 8454542), (2618, 7708553), (2839, 7108486), (2978, 6776693), (3674, 5492921), (3689, 5470586), (4774, 4227271), (5177, 3898202), (5678, 3554243), (5797, 3481282), (7378, 2735293), (10354, 1949101), (10423, 1936198), (11594, 1740641), (12859, 1569406), (16379, 1232126), (19873, 1015498), (20846, 968099), (25313, 797258), (25718, 784703), (31229, 646226), (32758, 616063), (36239, 556886), (39746, 507749), (40579, 497326), (46159, 437206), (50626, 398629), (56947, 354382), (62458, 323113), (72478, 278443), (81158, 248663), (88009, 229306), (92318, 218603), (113894, 177191), (114653, 176018)]