18515063

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1907}}^1$

素因数の和:2006

約数の個数: 16

約数和(自身を含む): 22590720

約数和(自身を除く): 4075657

約数列:

[1, 7, 19, 73, 133, 511, 1387, 1907, 9709, 13349, 36233, 139211, 253631, 974477, 2645009, 18515063]

約数ペア:

[(1, 18515063), (7, 2645009), (19, 974477), (73, 253631), (133, 139211), (511, 36233), (1387, 13349), (1907, 9709)]