16181984

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5557}}^1$

素因数の和:5587

約数の個数: 48

約数和(自身を含む): 39217248

約数和(自身を除く): 23035264

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 5557, 11114, 22228, 38899, 44456, 72241, 77798, 88912, 144482, 155596, 177824, 288964, 311192, 505687, 577928, 622384, 1011374, 1155856, 1244768, 2022748, 2311712, 4045496, 8090992, 16181984]

約数ペア:

[(1, 16181984), (2, 8090992), (4, 4045496), (7, 2311712), (8, 2022748), (13, 1244768), (14, 1155856), (16, 1011374), (26, 622384), (28, 577928), (32, 505687), (52, 311192), (56, 288964), (91, 177824), (104, 155596), (112, 144482), (182, 88912), (208, 77798), (224, 72241), (364, 44456), (416, 38899), (728, 22228), (1456, 11114), (2912, 5557)]