78816914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{18757}}^1$

素因数の和:18961

約数の個数: 16

約数和(自身を含む): 129655296

約数和(自身を除く): 50838382

約数列:

[1, 2, 11, 22, 191, 382, 2101, 4202, 18757, 37514, 206327, 412654, 3582587, 7165174, 39408457, 78816914]

約数ペア:

[(1, 78816914), (2, 39408457), (11, 7165174), (22, 3582587), (191, 412654), (382, 206327), (2101, 37514), (4202, 18757)]