20000841

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2729}}^1$

素因数の和:3088

約数の個数: 16

約数和(自身を含む): 30576000

約数和(自身を除く): 10575159

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 2729, 7329, 8187, 19103, 57309, 952421, 2857263, 6666947, 20000841]

約数ペア:

[(1, 20000841), (3, 6666947), (7, 2857263), (21, 952421), (349, 57309), (1047, 19103), (2443, 8187), (2729, 7329)]