208165386242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{220047977}}^1$

素因数の和:220048033

約数の個数: 16

約数和(自身を含む): 348555997152

約数和(自身を除く): 140390610910

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 220047977, 440095954, 2420527747, 4841055494, 9462063011, 18924126022, 104082693121, 208165386242]

約数ペア:

[(1, 208165386242), (2, 104082693121), (11, 18924126022), (22, 9462063011), (43, 4841055494), (86, 2420527747), (473, 440095954), (946, 220047977)]