2019778888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{13288019}}^1$

素因数の和:13288044

約数の個数: 16

約数和(自身を含む): 3986406000

約数和(自身を除く): 1966627112

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 13288019, 26576038, 53152076, 106304152, 252472361, 504944722, 1009889444, 2019778888]

約数ペア:

[(1, 2019778888), (2, 1009889444), (4, 504944722), (8, 252472361), (19, 106304152), (38, 53152076), (76, 26576038), (152, 13288019)]