18519606

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1427}}^1$

素因数の和:1545

約数の個数: 48

約数和(自身を含む): 46335744

約数和(自身を除く): 27816138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1427, 1442, 1854, 2163, 2854, 4281, 4326, 6489, 8562, 9989, 12843, 12978, 19978, 25686, 29967, 59934, 89901, 146981, 179802, 293962, 440943, 881886, 1028867, 1322829, 2057734, 2645658, 3086601, 6173202, 9259803, 18519606]

約数ペア:

[(1, 18519606), (2, 9259803), (3, 6173202), (6, 3086601), (7, 2645658), (9, 2057734), (14, 1322829), (18, 1028867), (21, 881886), (42, 440943), (63, 293962), (103, 179802), (126, 146981), (206, 89901), (309, 59934), (618, 29967), (721, 25686), (927, 19978), (1427, 12978), (1442, 12843), (1854, 9989), (2163, 8562), (2854, 6489), (4281, 4326)]