19080776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1283}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 42294960

約数和(自身を除く): 23214184

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 169, 286, 338, 572, 676, 1144, 1283, 1352, 1859, 2566, 3718, 5132, 7436, 10264, 14113, 14872, 16679, 28226, 33358, 56452, 66716, 112904, 133432, 183469, 216827, 366938, 433654, 733876, 867308, 1467752, 1734616, 2385097, 4770194, 9540388, 19080776]

約数ペア:

[(1, 19080776), (2, 9540388), (4, 4770194), (8, 2385097), (11, 1734616), (13, 1467752), (22, 867308), (26, 733876), (44, 433654), (52, 366938), (88, 216827), (104, 183469), (143, 133432), (169, 112904), (286, 66716), (338, 56452), (572, 33358), (676, 28226), (1144, 16679), (1283, 14872), (1352, 14113), (1859, 10264), (2566, 7436), (3718, 5132)]