2016907984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{6961}}^1$

素因数の和:7188

約数の個数: 80

約数和(自身を含む): 4834412800

約数和(自身を除く): 2817504816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 199, 208, 364, 398, 728, 796, 1393, 1456, 1592, 2587, 2786, 3184, 5174, 5572, 6961, 10348, 11144, 13922, 18109, 20696, 22288, 27844, 36218, 41392, 48727, 55688, 72436, 90493, 97454, 111376, 144872, 180986, 194908, 289744, 361972, 389816, 633451, 723944, 779632, 1266902, 1385239, 1447888, 2533804, 2770478, 5067608, 5540956, 9696673, 10135216, 11081912, 18008107, 19393346, 22163824, 36016214, 38786692, 72032428, 77573384, 126056749, 144064856, 155146768, 252113498, 288129712, 504226996, 1008453992, 2016907984]

約数ペア:

[(1, 2016907984), (2, 1008453992), (4, 504226996), (7, 288129712), (8, 252113498), (13, 155146768), (14, 144064856), (16, 126056749), (26, 77573384), (28, 72032428), (52, 38786692), (56, 36016214), (91, 22163824), (104, 19393346), (112, 18008107), (182, 11081912), (199, 10135216), (208, 9696673), (364, 5540956), (398, 5067608), (728, 2770478), (796, 2533804), (1393, 1447888), (1456, 1385239), (1592, 1266902), (2587, 779632), (2786, 723944), (3184, 633451), (5174, 389816), (5572, 361972), (6961, 289744), (10348, 194908), (11144, 180986), (13922, 144872), (18109, 111376), (20696, 97454), (22288, 90493), (27844, 72436), (36218, 55688), (41392, 48727)]