1980481018

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{569431}}^1$

素因数の和:569517

約数の個数: 16

約数和(自身を含む): 3115931904

約数和(自身を除く): 1135450886

約数列:

[1, 2, 37, 47, 74, 94, 1739, 3478, 569431, 1138862, 21068947, 26763257, 42137894, 53526514, 990240509, 1980481018]

約数ペア:

[(1, 1980481018), (2, 990240509), (37, 53526514), (47, 42137894), (74, 26763257), (94, 21068947), (1739, 1138862), (3478, 569431)]