2155246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1383

約数の個数: 16

約数和(自身を含む): 3484800

約数和(自身を除く): 1329554

約数列:

[1, 2, 19, 38, 43, 86, 817, 1319, 1634, 2638, 25061, 50122, 56717, 113434, 1077623, 2155246]

約数ペア:

[(1, 2155246), (2, 1077623), (19, 113434), (38, 56717), (43, 50122), (86, 25061), (817, 2638), (1319, 1634)]