18992808

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 55598400

約数和(自身を除く): 36605592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 59, 68, 72, 102, 118, 136, 153, 177, 204, 236, 263, 306, 354, 408, 472, 526, 531, 612, 708, 789, 1003, 1052, 1062, 1224, 1416, 1578, 2006, 2104, 2124, 2367, 3009, 3156, 4012, 4248, 4471, 4734, 6018, 6312, 8024, 8942, 9027, 9468, 12036, 13413, 15517, 17884, 18054, 18936, 24072, 26826, 31034, 35768, 36108, 40239, 46551, 53652, 62068, 72216, 80478, 93102, 107304, 124136, 139653, 160956, 186204, 263789, 279306, 321912, 372408, 527578, 558612, 791367, 1055156, 1117224, 1582734, 2110312, 2374101, 3165468, 4748202, 6330936, 9496404, 18992808]

約数ペア:

[(1, 18992808), (2, 9496404), (3, 6330936), (4, 4748202), (6, 3165468), (8, 2374101), (9, 2110312), (12, 1582734), (17, 1117224), (18, 1055156), (24, 791367), (34, 558612), (36, 527578), (51, 372408), (59, 321912), (68, 279306), (72, 263789), (102, 186204), (118, 160956), (136, 139653), (153, 124136), (177, 107304), (204, 93102), (236, 80478), (263, 72216), (306, 62068), (354, 53652), (408, 46551), (472, 40239), (526, 36108), (531, 35768), (612, 31034), (708, 26826), (789, 24072), (1003, 18936), (1052, 18054), (1062, 17884), (1224, 15517), (1416, 13413), (1578, 12036), (2006, 9468), (2104, 9027), (2124, 8942), (2367, 8024), (3009, 6312), (3156, 6018), (4012, 4734), (4248, 4471)]