19812286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 33804288

約数和(自身を除く): 13992002

約数列:

[1, 2, 13, 26, 31, 47, 62, 94, 403, 523, 611, 806, 1046, 1222, 1457, 2914, 6799, 13598, 16213, 18941, 24581, 32426, 37882, 49162, 210769, 319553, 421538, 639106, 762011, 1524022, 9906143, 19812286]

約数ペア:

[(1, 19812286), (2, 9906143), (13, 1524022), (26, 762011), (31, 639106), (47, 421538), (62, 319553), (94, 210769), (403, 49162), (523, 37882), (611, 32426), (806, 24581), (1046, 18941), (1222, 16213), (1457, 13598), (2914, 6799)]