12783124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 25159680

約数和(自身を除く): 12376556

約数列:

[1, 2, 4, 19, 23, 38, 46, 71, 76, 92, 103, 142, 206, 284, 412, 437, 874, 1349, 1633, 1748, 1957, 2369, 2698, 3266, 3914, 4738, 5396, 6532, 7313, 7828, 9476, 14626, 29252, 31027, 45011, 62054, 90022, 124108, 138947, 168199, 180044, 277894, 336398, 555788, 672796, 3195781, 6391562, 12783124]

約数ペア:

[(1, 12783124), (2, 6391562), (4, 3195781), (19, 672796), (23, 555788), (38, 336398), (46, 277894), (71, 180044), (76, 168199), (92, 138947), (103, 124108), (142, 90022), (206, 62054), (284, 45011), (412, 31027), (437, 29252), (874, 14626), (1349, 9476), (1633, 7828), (1748, 7313), (1957, 6532), (2369, 5396), (2698, 4738), (3266, 3914)]