19568007

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{109}}^2$

素因数の和:288

約数の個数: 24

約数和(自身を含む): 29737680

約数和(自身を除く): 10169673

約数列:

[1, 3, 9, 27, 61, 109, 183, 327, 549, 981, 1647, 2943, 6649, 11881, 19947, 35643, 59841, 106929, 179523, 320787, 724741, 2174223, 6522669, 19568007]

約数ペア:

[(1, 19568007), (3, 6522669), (9, 2174223), (27, 724741), (61, 320787), (109, 179523), (183, 106929), (327, 59841), (549, 35643), (981, 19947), (1647, 11881), (2943, 6649)]