19986537

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11311}}^1$

素因数の和:11364

約数の個数: 16

約数和(自身を含む): 28958720

約数和(自身を除く): 8972183

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 11311, 33933, 214909, 350641, 644727, 1051923, 6662179, 19986537]

約数ペア:

[(1, 19986537), (3, 6662179), (19, 1051923), (31, 644727), (57, 350641), (93, 214909), (589, 33933), (1767, 11311)]