20803280408

素因数分解:

$2^3\times {\mathrm{617}}^1\times {\mathrm{4214603}}^1$

素因数の和:4215226

約数の個数: 16

約数和(自身を含む): 39069379080

約数和(自身を除く): 18266098672

約数列:

[1, 2, 4, 8, 617, 1234, 2468, 4936, 4214603, 8429206, 16858412, 33716824, 2600410051, 5200820102, 10401640204, 20803280408]

約数ペア:

[(1, 20803280408), (2, 10401640204), (4, 5200820102), (8, 2600410051), (617, 33716824), (1234, 16858412), (2468, 8429206), (4936, 4214603)]