20216808

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 38751192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 83, 102, 136, 153, 166, 199, 204, 249, 306, 332, 398, 408, 498, 597, 612, 664, 747, 796, 996, 1194, 1224, 1411, 1494, 1592, 1791, 1992, 2388, 2822, 2988, 3383, 3582, 4233, 4776, 5644, 5976, 6766, 7164, 8466, 10149, 11288, 12699, 13532, 14328, 16517, 16932, 20298, 25398, 27064, 30447, 33034, 33864, 40596, 49551, 50796, 60894, 66068, 81192, 99102, 101592, 121788, 132136, 148653, 198204, 243576, 280789, 297306, 396408, 561578, 594612, 842367, 1123156, 1189224, 1684734, 2246312, 2527101, 3369468, 5054202, 6738936, 10108404, 20216808]

約数ペア:

[(1, 20216808), (2, 10108404), (3, 6738936), (4, 5054202), (6, 3369468), (8, 2527101), (9, 2246312), (12, 1684734), (17, 1189224), (18, 1123156), (24, 842367), (34, 594612), (36, 561578), (51, 396408), (68, 297306), (72, 280789), (83, 243576), (102, 198204), (136, 148653), (153, 132136), (166, 121788), (199, 101592), (204, 99102), (249, 81192), (306, 66068), (332, 60894), (398, 50796), (408, 49551), (498, 40596), (597, 33864), (612, 33034), (664, 30447), (747, 27064), (796, 25398), (996, 20298), (1194, 16932), (1224, 16517), (1411, 14328), (1494, 13532), (1592, 12699), (1791, 11288), (1992, 10149), (2388, 8466), (2822, 7164), (2988, 6766), (3383, 5976), (3582, 5644), (4233, 4776)]