18242774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2297}}^1$

素因数の和:2348

約数の個数: 24

約数和(自身を含む): 31519368

約数和(自身を除く): 13276594

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2297, 3971, 4594, 7942, 25267, 43643, 50534, 87286, 480073, 829217, 960146, 1658434, 9121387, 18242774]

約数ペア:

[(1, 18242774), (2, 9121387), (11, 1658434), (19, 960146), (22, 829217), (38, 480073), (209, 87286), (361, 50534), (418, 43643), (722, 25267), (2297, 7942), (3971, 4594)]