19028559

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 29673216

約数和(自身を除く): 10644657

約数列:

[1, 3, 11, 17, 33, 51, 107, 187, 317, 321, 561, 951, 1177, 1819, 3487, 3531, 5389, 5457, 10461, 16167, 20009, 33919, 59279, 60027, 101757, 177837, 373109, 576623, 1119327, 1729869, 6342853, 19028559]

約数ペア:

[(1, 19028559), (3, 6342853), (11, 1729869), (17, 1119327), (33, 576623), (51, 373109), (107, 177837), (187, 101757), (317, 60027), (321, 59279), (561, 33919), (951, 20009), (1177, 16167), (1819, 10461), (3487, 5457), (3531, 5389)]