2157784274

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{1327}}^1\times {\mathrm{7459}}^1$

素因数の和:8897

約数の個数: 16

約数和(自身を含む): 3269270400

約数和(自身を除く): 1111486126

約数列:

[1, 2, 109, 218, 1327, 2654, 7459, 14918, 144643, 289286, 813031, 1626062, 9898093, 19796186, 1078892137, 2157784274]

約数ペア:

[(1, 2157784274), (2, 1078892137), (109, 19796186), (218, 9898093), (1327, 1626062), (2654, 813031), (7459, 289286), (14918, 144643)]