16640512

素因数分解:

$2^9\times 7^1\times {\mathrm{4643}}^1$

素因数の和:4668

約数の個数: 40

約数和(自身を含む): 38006496

約数和(自身を除く): 21365984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 4643, 9286, 18572, 32501, 37144, 65002, 74288, 130004, 148576, 260008, 297152, 520016, 594304, 1040032, 1188608, 2080064, 2377216, 4160128, 8320256, 16640512]

約数ペア:

[(1, 16640512), (2, 8320256), (4, 4160128), (7, 2377216), (8, 2080064), (14, 1188608), (16, 1040032), (28, 594304), (32, 520016), (56, 297152), (64, 260008), (112, 148576), (128, 130004), (224, 74288), (256, 65002), (448, 37144), (512, 32501), (896, 18572), (1792, 9286), (3584, 4643)]