20921137152

素因数分解:

$2^{11}\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109843}}^1$

素因数の和:109899

約数の個数: 96

約数和(自身を含む): 57575831040

約数和(自身を除く): 36654693888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 512, 744, 768, 992, 1024, 1488, 1536, 1984, 2048, 2976, 3072, 3968, 5952, 6144, 7936, 11904, 15872, 23808, 31744, 47616, 63488, 95232, 109843, 190464, 219686, 329529, 439372, 659058, 878744, 1318116, 1757488, 2636232, 3405133, 3514976, 5272464, 6810266, 7029952, 10215399, 10544928, 13620532, 14059904, 20430798, 21089856, 27241064, 28119808, 40861596, 42179712, 54482128, 56239616, 81723192, 84359424, 108964256, 112479232, 163446384, 168718848, 217928512, 224958464, 326892768, 337437696, 435857024, 653785536, 674875392, 871714048, 1307571072, 1743428096, 2615142144, 3486856192, 5230284288, 6973712384, 10460568576, 20921137152]

約数ペア:

[(1, 20921137152), (2, 10460568576), (3, 6973712384), (4, 5230284288), (6, 3486856192), (8, 2615142144), (12, 1743428096), (16, 1307571072), (24, 871714048), (31, 674875392), (32, 653785536), (48, 435857024), (62, 337437696), (64, 326892768), (93, 224958464), (96, 217928512), (124, 168718848), (128, 163446384), (186, 112479232), (192, 108964256), (248, 84359424), (256, 81723192), (372, 56239616), (384, 54482128), (496, 42179712), (512, 40861596), (744, 28119808), (768, 27241064), (992, 21089856), (1024, 20430798), (1488, 14059904), (1536, 13620532), (1984, 10544928), (2048, 10215399), (2976, 7029952), (3072, 6810266), (3968, 5272464), (5952, 3514976), (6144, 3405133), (7936, 2636232), (11904, 1757488), (15872, 1318116), (23808, 878744), (31744, 659058), (47616, 439372), (63488, 329529), (95232, 219686), (109843, 190464)]