20075066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21221}}^1$

素因数の和:21277

約数の個数: 16

約数和(自身を含む): 33615648

約数和(自身を除く): 13540582

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21221, 42442, 233431, 466862, 912503, 1825006, 10037533, 20075066]

約数ペア:

[(1, 20075066), (2, 10037533), (11, 1825006), (22, 912503), (43, 466862), (86, 233431), (473, 42442), (946, 21221)]