18677769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{673}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 28178592

約数和(自身を除く): 9500823

約数列:

[1, 3, 11, 29, 33, 87, 319, 673, 841, 957, 2019, 2523, 7403, 9251, 19517, 22209, 27753, 58551, 214687, 565993, 644061, 1697979, 6225923, 18677769]

約数ペア:

[(1, 18677769), (3, 6225923), (11, 1697979), (29, 644061), (33, 565993), (87, 214687), (319, 58551), (673, 27753), (841, 22209), (957, 19517), (2019, 9251), (2523, 7403)]