19989732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{237973}}^1$

素因数の和:237987

約数の個数: 24

約数和(自身を含む): 53306176

約数和(自身を除く): 33316444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 237973, 475946, 713919, 951892, 1427838, 1665811, 2855676, 3331622, 4997433, 6663244, 9994866, 19989732]

約数ペア:

[(1, 19989732), (2, 9994866), (3, 6663244), (4, 4997433), (6, 3331622), (7, 2855676), (12, 1665811), (14, 1427838), (21, 951892), (28, 713919), (42, 475946), (84, 237973)]