1820327936

素因数分解:

$2^{23}\times 7^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 96

約数和(自身を含む): 4294967040

約数和(自身を除く): 2474639104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1024, 1736, 1792, 1984, 2048, 3472, 3584, 3968, 4096, 6944, 7168, 7936, 8192, 13888, 14336, 15872, 16384, 27776, 28672, 31744, 32768, 55552, 57344, 63488, 65536, 111104, 114688, 126976, 131072, 222208, 229376, 253952, 262144, 444416, 458752, 507904, 524288, 888832, 917504, 1015808, 1048576, 1777664, 1835008, 2031616, 2097152, 3555328, 3670016, 4063232, 4194304, 7110656, 7340032, 8126464, 8388608, 14221312, 14680064, 16252928, 28442624, 29360128, 32505856, 56885248, 58720256, 65011712, 113770496, 130023424, 227540992, 260046848, 455081984, 910163968, 1820327936]

約数ペア:

[(1, 1820327936), (2, 910163968), (4, 455081984), (7, 260046848), (8, 227540992), (14, 130023424), (16, 113770496), (28, 65011712), (31, 58720256), (32, 56885248), (56, 32505856), (62, 29360128), (64, 28442624), (112, 16252928), (124, 14680064), (128, 14221312), (217, 8388608), (224, 8126464), (248, 7340032), (256, 7110656), (434, 4194304), (448, 4063232), (496, 3670016), (512, 3555328), (868, 2097152), (896, 2031616), (992, 1835008), (1024, 1777664), (1736, 1048576), (1792, 1015808), (1984, 917504), (2048, 888832), (3472, 524288), (3584, 507904), (3968, 458752), (4096, 444416), (6944, 262144), (7168, 253952), (7936, 229376), (8192, 222208), (13888, 131072), (14336, 126976), (15872, 114688), (16384, 111104), (27776, 65536), (28672, 63488), (31744, 57344), (32768, 55552)]