1921253376

素因数分解:

$2^{18}\times 3^1\times 7^1\times {\mathrm{349}}^1$

素因数の和:395

約数の個数: 152

約数和(自身を含む): 5872014400

約数和(自身を除く): 3950761024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 349, 384, 448, 512, 672, 698, 768, 896, 1024, 1047, 1344, 1396, 1536, 1792, 2048, 2094, 2443, 2688, 2792, 3072, 3584, 4096, 4188, 4886, 5376, 5584, 6144, 7168, 7329, 8192, 8376, 9772, 10752, 11168, 12288, 14336, 14658, 16384, 16752, 19544, 21504, 22336, 24576, 28672, 29316, 32768, 33504, 39088, 43008, 44672, 49152, 57344, 58632, 65536, 67008, 78176, 86016, 89344, 98304, 114688, 117264, 131072, 134016, 156352, 172032, 178688, 196608, 229376, 234528, 262144, 268032, 312704, 344064, 357376, 393216, 458752, 469056, 536064, 625408, 688128, 714752, 786432, 917504, 938112, 1072128, 1250816, 1376256, 1429504, 1835008, 1876224, 2144256, 2501632, 2752512, 2859008, 3752448, 4288512, 5003264, 5505024, 5718016, 7504896, 8577024, 10006528, 11436032, 15009792, 17154048, 20013056, 22872064, 30019584, 34308096, 40026112, 45744128, 60039168, 68616192, 80052224, 91488256, 120078336, 137232384, 160104448, 240156672, 274464768, 320208896, 480313344, 640417792, 960626688, 1921253376]

約数ペア:

[(1, 1921253376), (2, 960626688), (3, 640417792), (4, 480313344), (6, 320208896), (7, 274464768), (8, 240156672), (12, 160104448), (14, 137232384), (16, 120078336), (21, 91488256), (24, 80052224), (28, 68616192), (32, 60039168), (42, 45744128), (48, 40026112), (56, 34308096), (64, 30019584), (84, 22872064), (96, 20013056), (112, 17154048), (128, 15009792), (168, 11436032), (192, 10006528), (224, 8577024), (256, 7504896), (336, 5718016), (349, 5505024), (384, 5003264), (448, 4288512), (512, 3752448), (672, 2859008), (698, 2752512), (768, 2501632), (896, 2144256), (1024, 1876224), (1047, 1835008), (1344, 1429504), (1396, 1376256), (1536, 1250816), (1792, 1072128), (2048, 938112), (2094, 917504), (2443, 786432), (2688, 714752), (2792, 688128), (3072, 625408), (3584, 536064), (4096, 469056), (4188, 458752), (4886, 393216), (5376, 357376), (5584, 344064), (6144, 312704), (7168, 268032), (7329, 262144), (8192, 234528), (8376, 229376), (9772, 196608), (10752, 178688), (11168, 172032), (12288, 156352), (14336, 134016), (14658, 131072), (16384, 117264), (16752, 114688), (19544, 98304), (21504, 89344), (22336, 86016), (24576, 78176), (28672, 67008), (29316, 65536), (32768, 58632), (33504, 57344), (39088, 49152), (43008, 44672)]