27738638

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{419}}^2$

素因数の和:919

約数の個数: 12

約数和(自身を含む): 42235440

約数和(自身を除く): 14496802

約数列:

[1, 2, 79, 158, 419, 838, 33101, 66202, 175561, 351122, 13869319, 27738638]

約数ペア:

[(1, 27738638), (2, 13869319), (79, 351122), (158, 175561), (419, 66202), (838, 33101)]