19417983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11579}}^1$

素因数の和:11638

約数の個数: 16

約数和(自身を含む): 28533120

約数和(自身を除く): 9115137

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 11579, 34737, 150527, 451581, 497897, 1493691, 6472661, 19417983]

約数ペア:

[(1, 19417983), (3, 6472661), (13, 1493691), (39, 497897), (43, 451581), (129, 150527), (559, 34737), (1677, 11579)]