18123245

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27253}}^1$

素因数の和:27284

約数の個数: 16

約数和(自身を含む): 26163840

約数和(自身を除く): 8040595

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 27253, 136265, 190771, 517807, 953855, 2589035, 3624649, 18123245]

約数ペア:

[(1, 18123245), (5, 3624649), (7, 2589035), (19, 953855), (35, 517807), (95, 190771), (133, 136265), (665, 27253)]