18822537

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2671}}^1$

素因数の和:2715

約数の個数: 24

約数和(自身を含む): 29178240

約数和(自身を除く): 10355703

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 2671, 7047, 8013, 24039, 72117, 77459, 216351, 232377, 649053, 697131, 2091393, 6274179, 18822537]

約数ペア:

[(1, 18822537), (3, 6274179), (9, 2091393), (27, 697131), (29, 649053), (81, 232377), (87, 216351), (243, 77459), (261, 72117), (783, 24039), (2349, 8013), (2671, 7047)]