19989246

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{195973}}^1$

素因数の和:195995

約数の個数: 16

約数和(自身を含む): 42330384

約数和(自身を除く): 22341138

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 195973, 391946, 587919, 1175838, 3331541, 6663082, 9994623, 19989246]

約数ペア:

[(1, 19989246), (2, 9994623), (3, 6663082), (6, 3331541), (17, 1175838), (34, 587919), (51, 391946), (102, 195973)]