19719168

素因数分解:

$2^{10}\times 3^1\times 7^2\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 132

約数和(自身を含む): 61606512

約数和(自身を除く): 41887344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 131, 147, 168, 192, 196, 224, 256, 262, 294, 336, 384, 392, 393, 448, 512, 524, 588, 672, 768, 784, 786, 896, 917, 1024, 1048, 1176, 1344, 1536, 1568, 1572, 1792, 1834, 2096, 2352, 2688, 2751, 3072, 3136, 3144, 3584, 3668, 4192, 4704, 5376, 5502, 6272, 6288, 6419, 7168, 7336, 8384, 9408, 10752, 11004, 12544, 12576, 12838, 14672, 16768, 18816, 19257, 21504, 22008, 25088, 25152, 25676, 29344, 33536, 37632, 38514, 44016, 50176, 50304, 51352, 58688, 67072, 75264, 77028, 88032, 100608, 102704, 117376, 134144, 150528, 154056, 176064, 201216, 205408, 234752, 308112, 352128, 402432, 410816, 469504, 616224, 704256, 821632, 939008, 1232448, 1408512, 1643264, 2464896, 2817024, 3286528, 4929792, 6573056, 9859584, 19719168]

約数ペア:

[(1, 19719168), (2, 9859584), (3, 6573056), (4, 4929792), (6, 3286528), (7, 2817024), (8, 2464896), (12, 1643264), (14, 1408512), (16, 1232448), (21, 939008), (24, 821632), (28, 704256), (32, 616224), (42, 469504), (48, 410816), (49, 402432), (56, 352128), (64, 308112), (84, 234752), (96, 205408), (98, 201216), (112, 176064), (128, 154056), (131, 150528), (147, 134144), (168, 117376), (192, 102704), (196, 100608), (224, 88032), (256, 77028), (262, 75264), (294, 67072), (336, 58688), (384, 51352), (392, 50304), (393, 50176), (448, 44016), (512, 38514), (524, 37632), (588, 33536), (672, 29344), (768, 25676), (784, 25152), (786, 25088), (896, 22008), (917, 21504), (1024, 19257), (1048, 18816), (1176, 16768), (1344, 14672), (1536, 12838), (1568, 12576), (1572, 12544), (1792, 11004), (1834, 10752), (2096, 9408), (2352, 8384), (2688, 7336), (2751, 7168), (3072, 6419), (3136, 6288), (3144, 6272), (3584, 5502), (3668, 5376), (4192, 4704)]