18458913

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 27293728

約数和(自身を除く): 8834815

約数列:

[1, 3, 11, 33, 121, 211, 241, 363, 633, 723, 2321, 2651, 6963, 7953, 25531, 29161, 50851, 76593, 87483, 152553, 559361, 1678083, 6152971, 18458913]

約数ペア:

[(1, 18458913), (3, 6152971), (11, 1678083), (33, 559361), (121, 152553), (211, 87483), (241, 76593), (363, 50851), (633, 29161), (723, 25531), (2321, 7953), (2651, 6963)]