18717216

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 59984064

約数和(自身を除く): 41266848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 69, 84, 92, 96, 98, 112, 138, 147, 161, 168, 173, 184, 196, 224, 276, 294, 322, 336, 346, 368, 392, 483, 519, 552, 588, 644, 672, 692, 736, 784, 966, 1038, 1104, 1127, 1176, 1211, 1288, 1384, 1568, 1932, 2076, 2208, 2254, 2352, 2422, 2576, 2768, 3381, 3633, 3864, 3979, 4152, 4508, 4704, 4844, 5152, 5536, 6762, 7266, 7728, 7958, 8304, 8477, 9016, 9688, 11937, 13524, 14532, 15456, 15916, 16608, 16954, 18032, 19376, 23874, 25431, 27048, 27853, 29064, 31832, 33908, 36064, 38752, 47748, 50862, 54096, 55706, 58128, 63664, 67816, 83559, 95496, 101724, 108192, 111412, 116256, 127328, 135632, 167118, 190992, 194971, 203448, 222824, 271264, 334236, 381984, 389942, 406896, 445648, 584913, 668472, 779884, 813792, 891296, 1169826, 1336944, 1559768, 2339652, 2673888, 3119536, 4679304, 6239072, 9358608, 18717216]

約数ペア:

[(1, 18717216), (2, 9358608), (3, 6239072), (4, 4679304), (6, 3119536), (7, 2673888), (8, 2339652), (12, 1559768), (14, 1336944), (16, 1169826), (21, 891296), (23, 813792), (24, 779884), (28, 668472), (32, 584913), (42, 445648), (46, 406896), (48, 389942), (49, 381984), (56, 334236), (69, 271264), (84, 222824), (92, 203448), (96, 194971), (98, 190992), (112, 167118), (138, 135632), (147, 127328), (161, 116256), (168, 111412), (173, 108192), (184, 101724), (196, 95496), (224, 83559), (276, 67816), (294, 63664), (322, 58128), (336, 55706), (346, 54096), (368, 50862), (392, 47748), (483, 38752), (519, 36064), (552, 33908), (588, 31832), (644, 29064), (672, 27853), (692, 27048), (736, 25431), (784, 23874), (966, 19376), (1038, 18032), (1104, 16954), (1127, 16608), (1176, 15916), (1211, 15456), (1288, 14532), (1384, 13524), (1568, 11937), (1932, 9688), (2076, 9016), (2208, 8477), (2254, 8304), (2352, 7958), (2422, 7728), (2576, 7266), (2768, 6762), (3381, 5536), (3633, 5152), (3864, 4844), (3979, 4704), (4152, 4508)]