19961095

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 10198265

約数列:

[1, 5, 7, 11, 35, 55, 77, 139, 373, 385, 695, 973, 1529, 1865, 2611, 4103, 4865, 7645, 10703, 13055, 20515, 28721, 51847, 53515, 143605, 259235, 362929, 570317, 1814645, 2851585, 3992219, 19961095]

約数ペア:

[(1, 19961095), (5, 3992219), (7, 2851585), (11, 1814645), (35, 570317), (55, 362929), (77, 259235), (139, 143605), (373, 53515), (385, 51847), (695, 28721), (973, 20515), (1529, 13055), (1865, 10703), (2611, 7645), (4103, 4865)]