18129815592

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{20983}}^1$

素因数の和:21175

約数の個数: 128

約数和(自身を含む): 53584742400

約数和(自身を除く): 35454926808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 139, 148, 168, 222, 259, 278, 296, 417, 444, 518, 556, 777, 834, 888, 973, 1036, 1112, 1554, 1668, 1946, 2072, 2919, 3108, 3336, 3892, 5143, 5838, 6216, 7784, 10286, 11676, 15429, 20572, 20983, 23352, 30858, 36001, 41144, 41966, 61716, 62949, 72002, 83932, 108003, 123432, 125898, 144004, 146881, 167864, 216006, 251796, 288008, 293762, 432012, 440643, 503592, 587524, 776371, 864024, 881286, 1175048, 1552742, 1762572, 2329113, 2916637, 3105484, 3525144, 4658226, 5434597, 5833274, 6210968, 8749911, 9316452, 10869194, 11666548, 16303791, 17499822, 18632904, 20416459, 21738388, 23333096, 32607582, 34999644, 40832918, 43476776, 61249377, 65215164, 69999288, 81665836, 107915569, 122498754, 130430328, 163331672, 215831138, 244997508, 323746707, 431662276, 489995016, 647493414, 755408983, 863324552, 1294986828, 1510817966, 2266226949, 2589973656, 3021635932, 4532453898, 6043271864, 9064907796, 18129815592]

約数ペア:

[(1, 18129815592), (2, 9064907796), (3, 6043271864), (4, 4532453898), (6, 3021635932), (7, 2589973656), (8, 2266226949), (12, 1510817966), (14, 1294986828), (21, 863324552), (24, 755408983), (28, 647493414), (37, 489995016), (42, 431662276), (56, 323746707), (74, 244997508), (84, 215831138), (111, 163331672), (139, 130430328), (148, 122498754), (168, 107915569), (222, 81665836), (259, 69999288), (278, 65215164), (296, 61249377), (417, 43476776), (444, 40832918), (518, 34999644), (556, 32607582), (777, 23333096), (834, 21738388), (888, 20416459), (973, 18632904), (1036, 17499822), (1112, 16303791), (1554, 11666548), (1668, 10869194), (1946, 9316452), (2072, 8749911), (2919, 6210968), (3108, 5833274), (3336, 5434597), (3892, 4658226), (5143, 3525144), (5838, 3105484), (6216, 2916637), (7784, 2329113), (10286, 1762572), (11676, 1552742), (15429, 1175048), (20572, 881286), (20983, 864024), (23352, 776371), (30858, 587524), (36001, 503592), (41144, 440643), (41966, 432012), (61716, 293762), (62949, 288008), (72002, 251796), (83932, 216006), (108003, 167864), (123432, 146881), (125898, 144004)]