2011812859

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1\times {\mathrm{5387}}^1$

素因数の和:7146

約数の個数: 16

約数和(自身を含む): 2375202816

約数和(自身を除く): 363389957

約数列:

[1, 7, 31, 217, 1721, 5387, 12047, 37709, 53351, 166997, 373457, 1168979, 9271027, 64897189, 287401837, 2011812859]

約数ペア:

[(1, 2011812859), (7, 287401837), (31, 64897189), (217, 9271027), (1721, 1168979), (5387, 373457), (12047, 166997), (37709, 53351)]