19580481

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 31795200

約数和(自身を除く): 12214719

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1471, 1479, 4413, 4437, 13239, 13311, 25007, 39717, 42659, 75021, 127977, 225063, 383931, 675189, 725203, 1151793, 2175609, 6526827, 19580481]

約数ペア:

[(1, 19580481), (3, 6526827), (9, 2175609), (17, 1151793), (27, 725203), (29, 675189), (51, 383931), (87, 225063), (153, 127977), (261, 75021), (459, 42659), (493, 39717), (783, 25007), (1471, 13311), (1479, 13239), (4413, 4437)]