20266454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21067}}^1$

素因数の和:21119

約数の個数: 16

約数和(自身を含む): 33624528

約数和(自身を除く): 13358074

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 21067, 42134, 273871, 547742, 779479, 1558958, 10133227, 20266454]

約数ペア:

[(1, 20266454), (2, 10133227), (13, 1558958), (26, 779479), (37, 547742), (74, 273871), (481, 42134), (962, 21067)]