18209868

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 25819572

約数列:

[1, 2, 3, 4, 6, 12, 47, 83, 94, 141, 166, 188, 249, 282, 332, 389, 498, 564, 778, 996, 1167, 1556, 2334, 3901, 4668, 7802, 11703, 15604, 18283, 23406, 32287, 36566, 46812, 54849, 64574, 73132, 96861, 109698, 129148, 193722, 219396, 387444, 1517489, 3034978, 4552467, 6069956, 9104934, 18209868]

約数ペア:

[(1, 18209868), (2, 9104934), (3, 6069956), (4, 4552467), (6, 3034978), (12, 1517489), (47, 387444), (83, 219396), (94, 193722), (141, 129148), (166, 109698), (188, 96861), (249, 73132), (282, 64574), (332, 54849), (389, 46812), (498, 36566), (564, 32287), (778, 23406), (996, 18283), (1167, 15604), (1556, 11703), (2334, 7802), (3901, 4668)]