85871906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{11471}}^1$

素因数の和:11689

約数の個数: 16

約数和(自身を含む): 136287360

約数和(自身を除く): 50415454

約数列:

[1, 2, 19, 38, 197, 394, 3743, 7486, 11471, 22942, 217949, 435898, 2259787, 4519574, 42935953, 85871906]

約数ペア:

[(1, 85871906), (2, 42935953), (19, 4519574), (38, 2259787), (197, 435898), (394, 217949), (3743, 22942), (7486, 11471)]