18238803

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1531}}^1$

素因数の和:1583

約数の個数: 24

約数和(自身を含む): 28017216

約数和(自身を除く): 9778413

約数列:

[1, 3, 11, 19, 33, 57, 209, 361, 627, 1083, 1531, 3971, 4593, 11913, 16841, 29089, 50523, 87267, 319979, 552691, 959937, 1658073, 6079601, 18238803]

約数ペア:

[(1, 18238803), (3, 6079601), (11, 1658073), (19, 959937), (33, 552691), (57, 319979), (209, 87267), (361, 50523), (627, 29089), (1083, 16841), (1531, 11913), (3971, 4593)]