20172905312

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{928429}}^1$

素因数の和:928543

約数の個数: 48

約数和(自身を含む): 45857014560

約数和(自身を除く): 25684109248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 1358, 1552, 2716, 3104, 5432, 10864, 21728, 928429, 1856858, 3713716, 6499003, 7427432, 12998006, 14854864, 25996012, 29709728, 51992024, 90057613, 103984048, 180115226, 207968096, 360230452, 630403291, 720460904, 1260806582, 1440921808, 2521613164, 2881843616, 5043226328, 10086452656, 20172905312]

約数ペア:

[(1, 20172905312), (2, 10086452656), (4, 5043226328), (7, 2881843616), (8, 2521613164), (14, 1440921808), (16, 1260806582), (28, 720460904), (32, 630403291), (56, 360230452), (97, 207968096), (112, 180115226), (194, 103984048), (224, 90057613), (388, 51992024), (679, 29709728), (776, 25996012), (1358, 14854864), (1552, 12998006), (2716, 7427432), (3104, 6499003), (5432, 3713716), (10864, 1856858), (21728, 928429)]