20550295311

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7349}}^1\times {\mathrm{10243}}^1$

素因数の和:17615

約数の個数: 32

約数和(自身を含む): 33731443200

約数和(自身を除く): 13181147889

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7349, 10243, 22047, 30729, 51443, 71701, 95537, 133159, 154329, 215103, 286611, 399477, 668759, 932113, 2006277, 2796339, 75275807, 225827421, 526930649, 978585491, 1580791947, 2935756473, 6850098437, 20550295311]

約数ペア:

[(1, 20550295311), (3, 6850098437), (7, 2935756473), (13, 1580791947), (21, 978585491), (39, 526930649), (91, 225827421), (273, 75275807), (7349, 2796339), (10243, 2006277), (22047, 932113), (30729, 668759), (51443, 399477), (71701, 286611), (95537, 215103), (133159, 154329)]