19404051

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{431}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 7207149

約数列:

[1, 3, 43, 129, 349, 431, 1047, 1293, 15007, 18533, 45021, 55599, 150419, 451257, 6468017, 19404051]

約数ペア:

[(1, 19404051), (3, 6468017), (43, 451257), (129, 150419), (349, 55599), (431, 45021), (1047, 18533), (1293, 15007)]