266672008

素因数分解:

$2^3\times {\mathrm{1607}}^1\times {\mathrm{20743}}^1$

素因数の和:22356

約数の個数: 16

約数和(自身を含む): 500345280

約数和(自身を除く): 233673272

約数列:

[1, 2, 4, 8, 1607, 3214, 6428, 12856, 20743, 41486, 82972, 165944, 33334001, 66668002, 133336004, 266672008]

約数ペア:

[(1, 266672008), (2, 133336004), (4, 66668002), (8, 33334001), (1607, 165944), (3214, 82972), (6428, 41486), (12856, 20743)]