4025986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2073

約数の個数: 16

約数和(自身を含む): 6480000

約数和(自身を除く): 2454014

約数列:

[1, 2, 19, 38, 53, 106, 1007, 1999, 2014, 3998, 37981, 75962, 105947, 211894, 2012993, 4025986]

約数ペア:

[(1, 4025986), (2, 2012993), (19, 211894), (38, 105947), (53, 75962), (106, 37981), (1007, 3998), (1999, 2014)]