2019011211

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{181061}}^1$

素因数の和:181136

約数の個数: 32

約数和(自身を含む): 3476390400

約数和(自身を除く): 1457379189

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 3717, 11151, 181061, 543183, 1267427, 1629549, 3802281, 4888647, 10682599, 11406843, 32047797, 34220529, 74778193, 96143391, 224334579, 288430173, 673003737, 2019011211]

約数ペア:

[(1, 2019011211), (3, 673003737), (7, 288430173), (9, 224334579), (21, 96143391), (27, 74778193), (59, 34220529), (63, 32047797), (177, 11406843), (189, 10682599), (413, 4888647), (531, 3802281), (1239, 1629549), (1593, 1267427), (3717, 543183), (11151, 181061)]