18593223

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 30336768

約数和(自身を除く): 11743545

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 121, 131, 187, 253, 363, 391, 393, 561, 759, 1173, 1441, 2057, 2227, 2783, 3013, 4301, 4323, 6171, 6681, 8349, 9039, 12903, 15851, 24497, 33143, 47311, 47553, 51221, 73491, 99429, 141933, 153663, 269467, 364573, 563431, 808401, 1093719, 1690293, 6197741, 18593223]

約数ペア:

[(1, 18593223), (3, 6197741), (11, 1690293), (17, 1093719), (23, 808401), (33, 563431), (51, 364573), (69, 269467), (121, 153663), (131, 141933), (187, 99429), (253, 73491), (363, 51221), (391, 47553), (393, 47311), (561, 33143), (759, 24497), (1173, 15851), (1441, 12903), (2057, 9039), (2227, 8349), (2783, 6681), (3013, 6171), (4301, 4323)]