19539171

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{42569}}^1$

素因数の和:42595

約数の個数: 16

約数和(自身を含む): 30650400

約数和(自身を除く): 11111229

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 42569, 127707, 383121, 723673, 1149363, 2171019, 6513057, 19539171]

約数ペア:

[(1, 19539171), (3, 6513057), (9, 2171019), (17, 1149363), (27, 723673), (51, 383121), (153, 127707), (459, 42569)]