18195837

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12823}}^1$

素因数の和:12880

約数の個数: 16

約数和(自身を含む): 27084288

約数和(自身を除く): 8888451

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 12823, 38469, 141053, 423159, 551389, 1654167, 6065279, 18195837]

約数ペア:

[(1, 18195837), (3, 6065279), (11, 1654167), (33, 551389), (43, 423159), (129, 141053), (473, 38469), (1419, 12823)]