18966985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{983}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 24230016

約数和(自身を除く): 5263031

約数列:

[1, 5, 17, 85, 227, 983, 1135, 3859, 4915, 16711, 19295, 83555, 223141, 1115705, 3793397, 18966985]

約数ペア:

[(1, 18966985), (5, 3793397), (17, 1115705), (85, 223141), (227, 83555), (983, 19295), (1135, 16711), (3859, 4915)]