18986044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61643}}^1$

素因数の和:61665

約数の個数: 24

約数和(自身を含む): 41424768

約数和(自身を除く): 22438724

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61643, 123286, 246572, 431501, 678073, 863002, 1356146, 1726004, 2712292, 4746511, 9493022, 18986044]

約数ペア:

[(1, 18986044), (2, 9493022), (4, 4746511), (7, 2712292), (11, 1726004), (14, 1356146), (22, 863002), (28, 678073), (44, 431501), (77, 246572), (154, 123286), (308, 61643)]