2019771688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{56393}}^1$

素因数の和:56458

約数の個数: 48

約数和(自身を含む): 4275229140

約数和(自身を除く): 2255457452

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 121, 148, 242, 296, 407, 484, 814, 968, 1628, 3256, 4477, 8954, 17908, 35816, 56393, 112786, 225572, 451144, 620323, 1240646, 2086541, 2481292, 4173082, 4962584, 6823553, 8346164, 13647106, 16692328, 22951951, 27294212, 45903902, 54588424, 91807804, 183615608, 252471461, 504942922, 1009885844, 2019771688]

約数ペア:

[(1, 2019771688), (2, 1009885844), (4, 504942922), (8, 252471461), (11, 183615608), (22, 91807804), (37, 54588424), (44, 45903902), (74, 27294212), (88, 22951951), (121, 16692328), (148, 13647106), (242, 8346164), (296, 6823553), (407, 4962584), (484, 4173082), (814, 2481292), (968, 2086541), (1628, 1240646), (3256, 620323), (4477, 451144), (8954, 225572), (17908, 112786), (35816, 56393)]