18907788

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{36643}}^1$

素因数の和:36693

約数の個数: 24

約数和(自身を含む): 45145408

約数和(自身を除く): 26237620

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 36643, 73286, 109929, 146572, 219858, 439716, 1575649, 3151298, 4726947, 6302596, 9453894, 18907788]

約数ペア:

[(1, 18907788), (2, 9453894), (3, 6302596), (4, 4726947), (6, 3151298), (12, 1575649), (43, 439716), (86, 219858), (129, 146572), (172, 109929), (258, 73286), (516, 36643)]