18638438

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{102409}}^1$

素因数の和:102431

約数の個数: 16

約数和(自身を含む): 34409760

約数和(自身を除く): 15771322

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 102409, 204818, 716863, 1331317, 1433726, 2662634, 9319219, 18638438]

約数ペア:

[(1, 18638438), (2, 9319219), (7, 2662634), (13, 1433726), (14, 1331317), (26, 716863), (91, 204818), (182, 102409)]