20145500319

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30945469}}^1$

素因数の和:30945510

約数の個数: 16

約数和(自身を含む): 31688161280

約数和(自身を除く): 11542660961

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 30945469, 92836407, 216618283, 649854849, 959309539, 2877928617, 6715166773, 20145500319]

約数ペア:

[(1, 20145500319), (3, 6715166773), (7, 2877928617), (21, 959309539), (31, 649854849), (93, 216618283), (217, 92836407), (651, 30945469)]