20473544

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28123}}^1$

素因数の和:28149

約数の個数: 32

約数和(自身を含む): 47248320

約数和(自身を除く): 26774776

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 28123, 56246, 112492, 196861, 224984, 365599, 393722, 731198, 787444, 1462396, 1574888, 2559193, 2924792, 5118386, 10236772, 20473544]

約数ペア:

[(1, 20473544), (2, 10236772), (4, 5118386), (7, 2924792), (8, 2559193), (13, 1574888), (14, 1462396), (26, 787444), (28, 731198), (52, 393722), (56, 365599), (91, 224984), (104, 196861), (182, 112492), (364, 56246), (728, 28123)]