18040035

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1395

約数の個数: 32

約数和(自身を含む): 31546368

約数和(自身を除く): 13506333

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 1303, 2769, 3909, 4615, 6515, 13845, 16939, 19545, 50817, 84695, 92513, 254085, 277539, 462565, 1202669, 1387695, 3608007, 6013345, 18040035]

約数ペア:

[(1, 18040035), (3, 6013345), (5, 3608007), (13, 1387695), (15, 1202669), (39, 462565), (65, 277539), (71, 254085), (195, 92513), (213, 84695), (355, 50817), (923, 19545), (1065, 16939), (1303, 13845), (2769, 6515), (3909, 4615)]