20990574

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{106013}}^1$

素因数の和:106032

約数の個数: 24

約数和(自身を含む): 49614552

約数和(自身を除く): 28623978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 106013, 212026, 318039, 636078, 954117, 1166143, 1908234, 2332286, 3498429, 6996858, 10495287, 20990574]

約数ペア:

[(1, 20990574), (2, 10495287), (3, 6996858), (6, 3498429), (9, 2332286), (11, 1908234), (18, 1166143), (22, 954117), (33, 636078), (66, 318039), (99, 212026), (198, 106013)]