19975382

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{26921}}^1$

素因数の和:26983

約数の個数: 16

約数和(自身を含む): 34890912

約数和(自身を除く): 14915530

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 26921, 53842, 188447, 376894, 1426813, 2853626, 9987691, 19975382]

約数ペア:

[(1, 19975382), (2, 9987691), (7, 2853626), (14, 1426813), (53, 376894), (106, 188447), (371, 53842), (742, 26921)]