19123683

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3371}}^1$

素因数の和:3466

約数の個数: 16

約数和(自身を含む): 26760192

約数和(自身を除く): 7636509

約数列:

[1, 3, 31, 61, 93, 183, 1891, 3371, 5673, 10113, 104501, 205631, 313503, 616893, 6374561, 19123683]

約数ペア:

[(1, 19123683), (3, 6374561), (31, 616893), (61, 313503), (93, 205631), (183, 104501), (1891, 10113), (3371, 5673)]