18587529

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{1907}}^1$

素因数の和:1954

約数の個数: 24

約数和(自身を含む): 29077920

約数和(自身を除く): 10490391

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 1907, 3249, 5721, 9747, 17163, 36233, 51489, 108699, 326097, 688427, 978291, 2065281, 6195843, 18587529]

約数ペア:

[(1, 18587529), (3, 6195843), (9, 2065281), (19, 978291), (27, 688427), (57, 326097), (171, 108699), (361, 51489), (513, 36233), (1083, 17163), (1907, 9747), (3249, 5721)]