19856026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9859}}^1$

素因数の和:9933

約数の個数: 16

約数和(自身を含む): 31946400

約数和(自身を除く): 12090374

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9859, 19718, 187321, 374642, 522527, 1045054, 9928013, 19856026]

約数ペア:

[(1, 19856026), (2, 9928013), (19, 1045054), (38, 522527), (53, 374642), (106, 187321), (1007, 19718), (2014, 9859)]