19943523

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12109}}^1$

素因数の和:12179

約数の個数: 16

約数和(自身を含む): 30032800

約数和(自身を除く): 10089277

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12109, 36327, 108981, 326943, 738649, 2215947, 6647841, 19943523]

約数ペア:

[(1, 19943523), (3, 6647841), (9, 2215947), (27, 738649), (61, 326943), (183, 108981), (549, 36327), (1647, 12109)]