19787776

素因数分解:

$2^{12}\times {\mathrm{4831}}^1$

素因数の和:4855

約数の個数: 26

約数和(自身を含む): 39578912

約数和(自身を除く): 19791136

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 4831, 9662, 19324, 38648, 77296, 154592, 309184, 618368, 1236736, 2473472, 4946944, 9893888, 19787776]

約数ペア:

[(1, 19787776), (2, 9893888), (4, 4946944), (8, 2473472), (16, 1236736), (32, 618368), (64, 309184), (128, 154592), (256, 77296), (512, 38648), (1024, 19324), (2048, 9662), (4096, 4831)]