20584874

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2237}}^1$

素因数の和:2389

約数の個数: 16

約数和(自身を含む): 31904928

約数和(自身を除く): 11320054

約数列:

[1, 2, 43, 86, 107, 214, 2237, 4474, 4601, 9202, 96191, 192382, 239359, 478718, 10292437, 20584874]

約数ペア:

[(1, 20584874), (2, 10292437), (43, 478718), (86, 239359), (107, 192382), (214, 96191), (2237, 9202), (4474, 4601)]