18555687

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5273}}^1$

素因数の和:5319

約数の個数: 24

約数和(自身を含む): 29618784

約数和(自身を除く): 11063097

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 5273, 15819, 47457, 89641, 121279, 268923, 363837, 806769, 1091511, 2061743, 6185229, 18555687]

約数ペア:

[(1, 18555687), (3, 6185229), (9, 2061743), (17, 1091511), (23, 806769), (51, 363837), (69, 268923), (153, 121279), (207, 89641), (391, 47457), (1173, 15819), (3519, 5273)]