19213557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1759}}^1$

素因数の和:2104

約数の個数: 16

約数和(自身を含む): 28047360

約数和(自身を除く): 8833803

約数列:

[1, 3, 11, 33, 331, 993, 1759, 3641, 5277, 10923, 19349, 58047, 582229, 1746687, 6404519, 19213557]

約数ペア:

[(1, 19213557), (3, 6404519), (11, 1746687), (33, 582229), (331, 58047), (993, 19349), (1759, 10923), (3641, 5277)]