2788864

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:450

約数の個数: 40

約数和(自身を含む): 6015240

約数和(自身を除く): 3226376

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 419, 512, 832, 838, 1664, 1676, 3328, 3352, 5447, 6656, 6704, 10894, 13408, 21788, 26816, 43576, 53632, 87152, 107264, 174304, 214528, 348608, 697216, 1394432, 2788864]

約数ペア:

[(1, 2788864), (2, 1394432), (4, 697216), (8, 348608), (13, 214528), (16, 174304), (26, 107264), (32, 87152), (52, 53632), (64, 43576), (104, 26816), (128, 21788), (208, 13408), (256, 10894), (416, 6704), (419, 6656), (512, 5447), (832, 3352), (838, 3328), (1664, 1676)]