16881488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:591

約数の個数: 40

約数和(自身を含む): 35471688

約数和(自身を除く): 18590200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 277, 293, 554, 586, 1108, 1172, 2216, 2344, 3601, 3809, 4432, 4688, 7202, 7618, 14404, 15236, 28808, 30472, 57616, 60944, 81161, 162322, 324644, 649288, 1055093, 1298576, 2110186, 4220372, 8440744, 16881488]

約数ペア:

[(1, 16881488), (2, 8440744), (4, 4220372), (8, 2110186), (13, 1298576), (16, 1055093), (26, 649288), (52, 324644), (104, 162322), (208, 81161), (277, 60944), (293, 57616), (554, 30472), (586, 28808), (1108, 15236), (1172, 14404), (2216, 7618), (2344, 7202), (3601, 4688), (3809, 4432)]