19123863

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13477}}^1$

素因数の和:13534

約数の個数: 16

約数和(自身を含む): 28465536

約数和(自身を除く): 9341673

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 13477, 40431, 148247, 444741, 579511, 1738533, 6374621, 19123863]

約数ペア:

[(1, 19123863), (3, 6374621), (11, 1738533), (33, 579511), (43, 444741), (129, 148247), (473, 40431), (1419, 13477)]