19041438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{244121}}^1$

素因数の和:244139

約数の個数: 16

約数和(自身を含む): 41012496

約数和(自身を除く): 21971058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 244121, 488242, 732363, 1464726, 3173573, 6347146, 9520719, 19041438]

約数ペア:

[(1, 19041438), (2, 9520719), (3, 6347146), (6, 3173573), (13, 1464726), (26, 732363), (39, 488242), (78, 244121)]