19805874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{300089}}^1$

素因数の和:300105

約数の個数: 16

約数和(自身を含む): 43212960

約数和(自身を除く): 23407086

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 300089, 600178, 900267, 1800534, 3300979, 6601958, 9902937, 19805874]

約数ペア:

[(1, 19805874), (2, 9902937), (3, 6601958), (6, 3300979), (11, 1800534), (22, 900267), (33, 600178), (66, 300089)]