20308486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 34774560

約数和(自身を除く): 14466074

約数列:

[1, 2, 11, 22, 37, 61, 74, 122, 407, 409, 671, 814, 818, 1342, 2257, 4499, 4514, 8998, 15133, 24827, 24949, 30266, 49654, 49898, 166463, 274439, 332926, 548878, 923113, 1846226, 10154243, 20308486]

約数ペア:

[(1, 20308486), (2, 10154243), (11, 1846226), (22, 923113), (37, 548878), (61, 332926), (74, 274439), (122, 166463), (407, 49898), (409, 49654), (671, 30266), (814, 24949), (818, 24827), (1342, 15133), (2257, 8998), (4499, 4514)]