2011664896

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{126743}}^1$

素因数の和:126792

約数の個数: 40

約数和(自身を含む): 4149091584

約数和(自身を除く): 2137426688

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 126743, 253486, 506972, 1013944, 2027888, 3929033, 4055776, 7858066, 8111552, 15716132, 16223104, 31432264, 32446208, 62864528, 64892416, 125729056, 251458112, 502916224, 1005832448, 2011664896]

約数ペア:

[(1, 2011664896), (2, 1005832448), (4, 502916224), (8, 251458112), (16, 125729056), (31, 64892416), (32, 62864528), (62, 32446208), (64, 31432264), (124, 16223104), (128, 15716132), (248, 8111552), (256, 7858066), (496, 4055776), (512, 3929033), (992, 2027888), (1984, 1013944), (3968, 506972), (7936, 253486), (15872, 126743)]