19806726

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{143527}}^1$

素因数の和:143555

約数の個数: 16

約数和(自身を含む): 41336064

約数和(自身を除く): 21529338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 143527, 287054, 430581, 861162, 3301121, 6602242, 9903363, 19806726]

約数ペア:

[(1, 19806726), (2, 9903363), (3, 6602242), (6, 3301121), (23, 861162), (46, 430581), (69, 287054), (138, 143527)]