20194178416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1\times {\mathrm{2203}}^1$

素因数の和:2798

約数の個数: 80

約数和(自身を含む): 42148802304

約数和(自身を除く): 21954623888

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 503, 536, 1006, 1072, 1139, 2012, 2203, 2278, 4024, 4406, 4556, 8048, 8551, 8812, 9112, 17102, 17624, 18224, 33701, 34204, 35248, 37451, 67402, 68408, 74902, 134804, 136816, 147601, 149804, 269608, 295202, 299608, 539216, 572917, 590404, 599216, 1108109, 1145834, 1180808, 2216218, 2291668, 2361616, 2509217, 4432436, 4583336, 5018434, 8864872, 9166672, 10036868, 17729744, 18837853, 20073736, 37675706, 40147472, 74243303, 75351412, 148486606, 150702824, 296973212, 301405648, 593946424, 1187892848, 1262136151, 2524272302, 5048544604, 10097089208, 20194178416]

約数ペア:

[(1, 20194178416), (2, 10097089208), (4, 5048544604), (8, 2524272302), (16, 1262136151), (17, 1187892848), (34, 593946424), (67, 301405648), (68, 296973212), (134, 150702824), (136, 148486606), (268, 75351412), (272, 74243303), (503, 40147472), (536, 37675706), (1006, 20073736), (1072, 18837853), (1139, 17729744), (2012, 10036868), (2203, 9166672), (2278, 8864872), (4024, 5018434), (4406, 4583336), (4556, 4432436), (8048, 2509217), (8551, 2361616), (8812, 2291668), (9112, 2216218), (17102, 1180808), (17624, 1145834), (18224, 1108109), (33701, 599216), (34204, 590404), (35248, 572917), (37451, 539216), (67402, 299608), (68408, 295202), (74902, 269608), (134804, 149804), (136816, 147601)]