18338967

素因数分解:

$3^5\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 27698944

約数和(自身を除く): 9359977

約数列:

[1, 3, 9, 27, 81, 163, 243, 463, 489, 1389, 1467, 4167, 4401, 12501, 13203, 37503, 39609, 75469, 112509, 226407, 679221, 2037663, 6112989, 18338967]

約数ペア:

[(1, 18338967), (3, 6112989), (9, 2037663), (27, 679221), (81, 226407), (163, 112509), (243, 75469), (463, 39609), (489, 37503), (1389, 13203), (1467, 12501), (4167, 4401)]