19419136

素因数分解:

$2^{12}\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:466

約数の個数: 52

約数和(自身を含む): 42462144

約数和(自身を除く): 23043008

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 431, 512, 704, 862, 1024, 1408, 1724, 2048, 2816, 3448, 4096, 4741, 5632, 6896, 9482, 11264, 13792, 18964, 22528, 27584, 37928, 45056, 55168, 75856, 110336, 151712, 220672, 303424, 441344, 606848, 882688, 1213696, 1765376, 2427392, 4854784, 9709568, 19419136]

約数ペア:

[(1, 19419136), (2, 9709568), (4, 4854784), (8, 2427392), (11, 1765376), (16, 1213696), (22, 882688), (32, 606848), (44, 441344), (64, 303424), (88, 220672), (128, 151712), (176, 110336), (256, 75856), (352, 55168), (431, 45056), (512, 37928), (704, 27584), (862, 22528), (1024, 18964), (1408, 13792), (1724, 11264), (2048, 9482), (2816, 6896), (3448, 5632), (4096, 4741)]